1.
What is 3507 + 1265?
Correct Answer
C. 4772
Explanation
The correct answer is 4772. To find the sum of 3507 and 1265, we add the digits in each place value. Starting from the rightmost digit, 7 + 5 equals 12, so we write 2 and carry over 1. Moving to the next digit, 0 + 6 + 1 (carry over) equals 7. Finally, 3 + 2 equals 5. Therefore, the sum of 3507 and 1265 is 4772.
2.
How do you write 900000 + 80000 + 40 + 2 in standard form?
Correct Answer
A. 980,042
Explanation
To write a number in standard form, we need to express it using digits and place value. In this case, we have 900,000 (900,000), 80,000 (80,000), 40 (40), and 2 (2). Adding these values together gives us a sum of 980,042. Therefore, the correct answer is 980,042.
3.
What is 6 x 5 x 2?
Correct Answer
D. 60
Explanation
The correct answer is 60 because when you multiply 6 by 5, you get 30, and then when you multiply that result by 2, you get 60.
4.
What is 12001 rounded to the nearest thousand?
Correct Answer
A. 12000
Explanation
When rounding to the nearest thousand, we look at the hundreds place. In this case, the hundreds place is 0. Since 0 is less than 5, we round down. Therefore, 12001 rounded to the nearest thousand is 12000.
5.
What is 100 x 100?
Correct Answer
B. 10,000
Explanation
The correct answer is 10,000 because when you multiply 100 by 100, you are essentially multiplying 100 by itself. This results in 10,000, as each zero is added to the product for every place value.
6.
Which number is smallest?
Correct Answer
A. 40000
Explanation
The number 40000 is the smallest because it has the least number of digits and the smallest value in the thousands place. The other numbers all have the same digit in the thousands place but have larger values in the hundreds, tens, and ones places. Therefore, 40000 is the smallest number among the given options.
7.
How do you write 50000 + 7000 + 600 + 90 + 2 in standard form?
Correct Answer
A. 57692
Explanation
To write 50000 + 7000 + 600 + 90 + 2 in standard form, we need to add up the numbers. Adding them gives us 57,692. Therefore, the correct answer is 57692.
8.
What is $1.76 rounded to the nearest dollar?
Correct Answer
B. 2
Explanation
When rounding $1.76 to the nearest dollar, we look at the decimal value. Since the decimal value is less than 0.5, we round down to the nearest dollar. Therefore, $1.76 rounded to the nearest dollar is $1.
9.
Which fraction is equivalent to 2/4?
Correct Answer
B. 6-Mar
Explanation
The fraction 2/4 can be simplified by dividing both the numerator and denominator by their greatest common divisor, which is 2. When we simplify 2/4, we get 1/2. Therefore, the fraction equivalent to 2/4 is 1/2.
10.
What is 3/8 + 5/8 in lowest terms?
Correct Answer
A. 1
Explanation
The question asks for the sum of 3/8 and 5/8 in its lowest terms. Since the denominators are the same, we can simply add the numerators, which gives us 8/8. However, 8/8 can be simplified to 1 since the numerator and denominator are equal. Therefore, the correct answer is 1.
11.
How do you write 43,683 in expanded form?
Correct Answer
C. 40,000 + 3,000 + 600 + 80 + 3
Explanation
The correct answer is 40,000 + 3,000 + 600 + 80 + 3. This is the expanded form of 43,683, where each digit is written in terms of its place value. The number 43,683 can be broken down into 40,000 (40 thousands), 3,000 (3 thousands), 600 (6 hundreds), 80 (8 tens), and 3 (3 ones).
12.
What is 5/10 written in lowest terms?
Correct Answer
A. 2-Jan
Explanation
The fraction 5/10 can be simplified to 1/2 by dividing both the numerator and denominator by their greatest common divisor, which is 5. Therefore, the fraction 5/10 written in lowest terms is 1/2.
13.
Which fraction is equal to 3/5?
Correct Answer
C. 10-Jun
Explanation
The fraction 3/5 is equal to 6/10, which can be simplified to 3/5. Therefore, the correct answer is 10-Jun.
14.
What is 46 + 127 + 34?
Correct Answer
C. 207
Explanation
The correct answer is 207 because when you add 46, 127, and 34 together, you get a sum of 207.
15.
What is 9/12 - 4/12?
Correct Answer
C. 12-May
Explanation
The given question is asking for the difference between 9/12 and 4/12. To find the difference between two fractions with the same denominator, we subtract their numerators. In this case, 9 - 4 equals 5. Therefore, the correct answer is 5/12.