1.
Which of these number sentences is TRUE?
Correct Answer
C. 493/493=1
Explanation
The number sentence 493/493=1 is true because when a number is divided by itself, the result is always 1. In this case, 493 divided by 493 equals 1.
2.
6 hundreds - 2tens+10=
Correct Answer
C. 590
Explanation
To solve the equation, we need to substitute the values of hundreds, tens, and units into the equation. We have 6 hundreds, so we can replace "6 hundreds" with 600. We have -2 tens, so we can replace "-2 tens" with -20. The equation becomes 600 - 20 + 10. Simplifying this, we get 590. Therefore, the correct answer is 590.
3.
22+74 is the same as
Correct Answer
D. 2 less than 98
Explanation
Since the question asks for the expression that is the same as 22+74, we need to find the sum of 22 and 74, which is 96. Then, we need to subtract 2 from this sum, resulting in 94. Therefore, the expression "2 less than 94" is the same as 22+74.
4.
What number comes just before 7 tens?
Correct Answer
A. 69
Explanation
The number that comes just before 7 tens is 69. This is because 7 tens is equal to 70, and the number just before 70 is 69.
5.
A number is subtracted from 264. The answer is LESS THAN 100. What could the number be?
Correct Answer
D. 177
6.
Jaspreet wanted to use the calculator to add 1,379 and 243. She entered 1,279 +243 by mistake.Which of these could she do to correct the mistake?
Correct Answer
A. Add 100
Explanation
Jaspreet made a mistake by entering 1,279 + 243 instead of 1,379 + 243. To correct this mistake, she can add 100 to the result she obtained.
7.
When a number is subtracted from 125 the result is a number between 45 and 50. Which of these could be said about the number? It lies between
Correct Answer
C. 70 and 90
Explanation
Since the result of subtracting a number from 125 is between 45 and 50, it means that the number itself must be between 75 and 80. Therefore, the correct answer is that the number lies between 70 and 90.
8.
One day Mr X baked 78 cookies.he packed in such that each packet had 8 cookies. How many cookies were left unpacked?
Correct Answer
A. 6
Explanation
Mr X baked 78 cookies and packed them in packets of 8 cookies each. To find out how many cookies were left unpacked, we need to divide 78 by 8. When we do this, we get a quotient of 9 and a remainder of 6. This means that 9 packets of 8 cookies each were packed, leaving 6 cookies unpacked. Therefore, the correct answer is 6.
9.
___x4=120. Doing which of these will give you the number in the box?
Correct Answer
B. 120/4
Explanation
To find the number in the box, we need to perform an operation that results in the given number 120 when applied to the number in the box (x). Among the options given, dividing 120 by 4 (120/4) will give us the number in the box. This is because dividing 120 by 4 equals 30, which is the value of x that satisfies the equation x4=120.
10.
7x37=37+37+37+37+37+37+37What should be added to 7x37 to get 9x37?
Correct Answer
C. 2x37
Explanation
To get from 7x37 to 9x37, we need to add the same value to 7x37 as we added to 37 to get 2x37. The value that was added in this case is 37, so we need to add 2x37 to 7x37, which is equal to 74. Therefore, the correct answer is 2x37.