1.
Write this number using expanded notation:
240 583
Explanation
The given number, 240,583, is written in expanded notation by breaking it down into its place values. The digit 2 is in the hundred thousands place (200,000), the digit 4 is in the ten thousands place (40,000), the digit 0 is in the thousands place (0), the digit 5 is in the hundreds place (500), the digit 8 is in the tens place (80), and the digit 3 is in the ones place (3). Therefore, the expanded notation of 240,583 is 200,000 + 40,000 + 500 + 80 + 3.
2.
Write the following number using expanded notation:
1 126 423
Explanation
The given number, 1,126,423, is written using expanded notation as the sum of its place values. The number can be broken down into 1 million, 100 thousand, 20 thousand, 6 thousand, 400, 20, and 3. Each part represents the value of the digit in its respective place.
3.
In the number 5 783 082, which digit:
is in the thousands place?
Explanation
In the number 5 783 082, the thousands place is the place value that comes after the hundreds place and before the ten thousands place. Therefore, the digit in the thousands place is 3.
4.
In the number 5 783 082, which digit:
is in the tens place?
Explanation
In the number 5 783 082, the digit in the tens place is 8. The tens place is the second digit from the right in a whole number. In this case, the digit 8 is in the tens place because it is the second digit from the right in the given number.
5.
In the number 5 783 082, which digit:
will change if a million is added?
Explanation
If a million is added to the number 5 783 082, the digit in the ten thousands place will change. The original digit in the ten thousands place is 8, but when a million is added, the number will become 6 783 082, and the digit in the ten thousands place will change to 7.
6.
4 -7
Explanation
The given question is asking for the difference between 4 and 7. When subtracting 7 from 4, we get -3. Therefore, the correct answer is -3.
7.
Use the number line to help you answer
2 - 8
Explanation
The given number line shows the numbers 2 and 8 with a dash in between, indicating a range. The number -6 is located below the range, indicating that it is not within the range of 2 to 8. Therefore, the answer is -6.
8.
-3 + 4
Explanation
The given expression is -3 + 4. When we add -3 and 4, we get a sum of 1. Therefore, the answer is 1.
9.
Type the composite numbers between 1-10 in the correct numerical order.
Leave one space between each answer
Explanation
The given answer lists the composite numbers between 1-10 in correct numerical order. Composite numbers are numbers that have more than two factors. In this case, the numbers 4, 6, 8, and 9 are all composite numbers. The number 10 is not a composite number as it has only two factors (1 and 10). Therefore, the correct answer is 4 6 8 9, 4 6 8 9 10.
10.
Express the following numbers in Roman numerals. Use upper case letters or capital letters. No spaces
25
Explanation
The number 25 is expressed in Roman numerals as XXV.
11.
Express the following numbers in Roman numerals. Use upper case letters or capital letters. No spaces
567
Explanation
The number 567 is expressed in Roman numerals as DLXVII. In Roman numerals, D represents 500, L represents 50, X represents 10, and V represents 5. The letters are combined to represent the given number, with the larger values preceding the smaller values. Therefore, DLXVII represents 500 (D) + 50 (L) + 10 (X) + 5 (V) + 1 (I), which equals 567.
12.
Which of the following is a equal to
Correct Answer
A. 1/3
Explanation
The correct answer is 1/3 because it is the only fraction that is equal to 1/3. The other fractions, 6/2, 2/12, and 8/16, are not equal to 1/3.
13.
Which is the decimal form of 8/10?
Correct Answer
C. .8
Explanation
The decimal form of 8/10 is .8 because when we divide 8 by 10, we get 0.8.
14.
Round to the nearest hundred thousands place.
1,456,534
Correct Answer
D. 1,500,000
Explanation
The given number, 1,456,534, is rounded to the nearest hundred thousands place. The hundred thousands place in this number is 5. Since the digit in the ten thousands place, 3, is less than 5, we round down. Therefore, the number is rounded to 1,400,000.
15.
The fraction would be read as "five eighths".
Correct Answer
A. True
Explanation
The given statement is true because the fraction "five eighths" represents the ratio of five parts out of a total of eight equal parts. This can be understood as dividing a whole into eight equal parts and then taking five of those parts.
16.
Which set of numbers are the factors of 12?
Correct Answer
C. 1, 2, 3, 4, 6, 12
Explanation
The factors of a number are the numbers that can be multiplied together to get that number. In this case, the factors of 12 are 1, 2, 3, 4, 6, and 12. These numbers can be multiplied in different combinations to equal 12: 1*12, 2*6, 3*4. Therefore, the set of numbers 1, 2, 3, 4, 6, 12 are the factors of 12.
17.
Which set of numbers are the multiples of 25?
Correct Answer
B. 25, 50, 75, 100, 125
Explanation
The numbers 25, 50, 75, 100, and 125 are all multiples of 25 because they can be divided evenly by 25 without leaving a remainder.
18.
Click on all of the following that will make this statement true.
y < 7x4+3
Correct Answer(s)
B. Y = 20
D. Y = 28
F. Y = 0
Explanation
The given statement is y < 7x4 + 3. To make this statement true, we need to find the values of y that are less than the right side of the inequality. By substituting the given values of y, we can determine that y = 20, y = 28, and y = 0 satisfy the inequality. Therefore, the answer is y = 20, y = 28, y = 0.
19.
How is 24,397 written in expanded form?
Correct Answer
B. 20,000+4,000+300+90+7
Explanation
The correct answer is 20,000+4,000+300+90+7. This is the expanded form of 24,397, where each digit is written in its place value and then added together.
20.
8x7 > 9x5+6
Correct Answer
A. True
Explanation
The given inequality, 8x7 > 9x5+6, can be simplified as 56 > 45+6. By performing the addition and comparison, we get 56 > 51. Since 56 is indeed greater than 51, the inequality is true. Therefore, the correct answer is True.
21.
Attendance of Football Matches
Teams Attendance
Sea Eagles 30,765
Roosters 34,934
Bulldogs 34,901
Tigers 9,438
Which team has the highest attendance for their game?
Correct Answer
Roosters
roosters
Explanation
The Roosters have the highest attendance for their game, with 34,934 people in attendance.
22.
If your father was born in MCMLXIV, how old would he be in 2008?
Correct Answer
44
Explanation
If the father was born in MCMLXIV, which is the Roman numeral representation for 1964, and the question is asking how old he would be in 2008, then the answer would be 44. This is because 2008 minus 1964 equals 44, indicating that he would be 44 years old in 2008.
23.
If your teacher was born in MCMLXXIX, how old would he or she be in 2008?
Correct Answer
29
24.
Round these numbers to the nearest 10:
6 357
Correct Answer
6360
Explanation
To round the number 6,357 to the nearest 10, we look at the digit in the tens place, which is 5. Since 5 is greater than or equal to 5, we round up the digit in the thousands place to the next higher number, which is 6. Therefore, the rounded number is 6,360.
25.
Round these numbers to the nearest 100:
132 778
Correct Answer
132800
Explanation
The given number, 132778, is rounded to the nearest 100, which means we need to look at the hundreds place. Since the digit in the tens place is 7, which is greater than or equal to 5, we round up the hundreds place. Therefore, the rounded number is 132800.
26.
Round these numbers to the nearest 1 000:
679 432
Correct Answer
679000
Explanation
The given number, 679,432, is rounded to the nearest 1,000. Since the digit in the thousands place is 4, which is less than 5, we round down. Therefore, the number is rounded to 679,000.
27.
Stavros is saving of his pocket money for a new game. He receives $12 per week and estimates that by the end of 10 weeks, he will have saved between $100 and $150. Is he right?
Correct Answer
no
No
NO
28.
Max is reading an exciting book that is 316 pages long. If he has read 79 pages, how many does he have left to read?
Correct Answer
237 pages
237
Explanation
Max has read 79 pages out of a total of 316 pages. To find out how many pages he has left to read, we subtract the number of pages he has already read from the total number of pages. Therefore, 316 - 79 = 237. Hence, Max has 237 pages left to read.
29.
Jack ran 6.75 km on Monday, 4.67 km on Wednesday and 8.85 km on Saturday. How far short of his
training program is he if he should be running 25 km in a week?
Correct Answer
4.73
4.73km
4.73 km
4.73kilometres
4.73 kilometres
Explanation
Jack ran a total of 6.75 km + 4.67 km + 8.85 km = 20.27 km in a week. He should be running 25 km in a week. Therefore, he is short of his training program by 25 km - 20.27 km = 4.73 km.
30.
2932 + 599=
Correct Answer
3531
31.
5342+ 367 =
Correct Answer
5709
Explanation
The given question asks for the sum of 5342 and 367. When we add these two numbers together, we get the result of 5709.
32.
2678 - 565=
Correct Answer
2113
Explanation
To find the difference between 2678 and 565, we subtract 565 from 2678. Subtracting the ones place, we get 8-5=3. Subtracting the tens place, we get 7-6=1. Subtracting the hundreds place, we get 6-0=6. Subtracting the thousands place, we get 2-0=2. Therefore, the difference between 2678 and 565 is 2113.
33.
3423 + 787 =
Correct Answer
4210
Explanation
The given question asks to add 3423 and 787. The sum of these two numbers is 4210.
34.
6478 - 388=
Correct Answer
6090
35.
63.23 - 46.08 =
Correct Answer
17.15
Explanation
The given equation subtracts 46.08 from 63.23, resulting in 17.15.
36.
List the next 5 multiples of 8.
Put one space between each multiple.
Correct Answer
8 16 24 32 40 48
16 24 32 40 48
Explanation
The correct answer is 8 16 24 32 40 48. This is because the question asks for the next 5 multiples of 8. Multiples of 8 are obtained by multiplying 8 by consecutive whole numbers. Starting from 8, the next 5 multiples can be calculated as 8 x 2 = 16, 8 x 3 = 24, 8 x 4 = 32, 8 x 5 = 40, and 8 x 6 = 48. Therefore, the next 5 multiples of 8 are 16, 24, 32, 40, and 48.
37.
Sarah ate 5.5 pies in a pie eating contest. Jack bet he could eat 10 times that much. How many did he think he could eat? Remember this answer for the next question.
Correct Answer
55
55 pies
55pies
Explanation
Jack bet he could eat 10 times the amount of pies that Sarah ate in the pie eating contest. Since Sarah ate 5.5 pies, Jack believed he could eat 10 times that, which is 55 pies. Therefore, he thought he could eat 55 pies.
38.
Jack ate 9 pies before collapsing. How many pies short of his goal was he? Remember this answer for the next question.
Correct Answer
46 pies
46
46pies
Explanation
The question states that Jack ate 9 pies before collapsing. The answer is asking how many pies short of his goal he was. Since the question does not mention Jack's goal, we cannot determine the exact number. Therefore, we cannot provide an accurate explanation for the given answer.
39.
He had to do 100 sit ups for each pie that he said he would eat but didn’t. He only did it for the pies that he ate. How many more sit ups must he do? Use your answer from Question 38.
Correct Answer
4600sit ups
4600 sit ups
4600
Explanation
The person had to do 100 sit ups for each pie that he said he would eat but didn't. However, he only did sit ups for the pies that he actually ate. The answer of 4600 sit ups implies that he must do sit ups for all the pies that he didn't eat but said he would.
40.
What is the largest number that you can make with these digits
7 4 8 1 2 9 3
Correct Answer
9874321
9 874 321
Explanation
The correct answer is 9874321,9 874 321. This is the largest number that can be made using the given digits 7, 4, 8, 1, 2, 9, and 3. The digits are arranged in descending order, starting from 9 and going down to 1. Therefore, the resulting number is the largest possible combination of these digits.
41.
Do these on scrap paper
5 6 2 1 0 + 8 8 3 5 + 3 0 6 1 4 =
Correct Answer
95659
Explanation
The given question requires adding three numbers together. To solve this, we start by adding the rightmost digits, which are 4, 5, and 0. This gives us a sum of 9. Moving to the next column, we add 1, 3, and 1, resulting in a sum of 5. Continuing this process, we add 2, 8, and 6, giving us a sum of 16. Finally, we add 5, 8, and 3, which equals 16. Therefore, the final answer is 95659.
42.
2 4 6 3 9 9 + 3 9 5 1 1 + 7 2 6 0 + 1 9 3 =
Correct Answer
293363
Explanation
The given question consists of a series of numbers being added together. The first set of numbers is 2, 4, and 6. The second set is 3, 9, 9, plus 3, 9, 5, 1, 1. The third set is 7, 2, 6, 0. And the final set is 1, 9, 3. Adding all these sets together gives us the answer of 293363.
43.
3 6 5 2 6 8 - 1 0 4 8 2
Correct Answer
354786
44.
70000 - 26789 =
Correct Answer
43211
Explanation
The given question is a subtraction problem. To find the answer, we subtract the second number (26789) from the first number (70000). Subtracting the corresponding place values, we get 0 in the hundreds place, 1 in the thousands place, 3 in the ten thousands place, and 4 in the hundred thousands place. Therefore, the answer is 43211.
45.
Do these on scrap paper
570217 - 98421 =
Correct Answer
471796
46.
Correct Answer
1589
47.
258 x 405 =
Correct Answer
104490
Explanation
The correct answer for the multiplication of 258 and 405 is 104490.
48.
3016 x 21 =
Correct Answer
63336
Explanation
The given question asks for the product of 3016 and 21. To find the answer, we multiply 3016 by 21, which gives us 63336.
49.
Which number is a prime number?
Correct Answer
C. 859
Explanation
A prime number is a number that is only divisible by 1 and itself. In this given set of numbers, 998, 724, and 636 are not prime numbers because they are divisible by numbers other than 1 and themselves. However, 859 is a prime number because it is only divisible by 1 and 859.