Math Skills Review for Grade 4

What is 25 + 37?

• 70

• 62

• 45

• 50

Answer explanation

To find 25 + 37, simply add the two numbers together: 25 + 37 = 62. Therefore, the correct answer is 62.

Subtract 58 from 100.

• 60

• 70

• 50

• 42

Answer explanation

To find the result of subtracting 58 from 100, perform the calculation: 100 - 58 = 42. Therefore, the correct answer is 42.

What is 8 x 7?

• 48

• 72

• 64

• 56

Answer explanation

To find 8 x 7, multiply 8 by 7. The calculation gives 56, which is the correct answer. The other options (48, 72, 64) are incorrect.

Divide 144 by 12.

• 16

• 14

• 10

• 12

Answer explanation

To find the result of 144 divided by 12, perform the division: 144 ÷ 12 = 12. Therefore, the correct answer is 12.

Write the number 3,456 in words.

• three thousand four hundred fifty

• three thousand four hundred fifty-six

• three thousand four hundred sixty

• three thousand four hundred fifty-seven

Answer explanation

The number 3,456 is written in words as 'three thousand four hundred fifty-six'. This matches the correct answer choice, distinguishing it from the other options that are incorrect.

Partition the number 50 into two equal parts.

• 10 and 40

• 20 and 30

• 15 and 35

• 25 and 25

Answer explanation

To partition 50 into two equal parts, each part must be 25. The only option that satisfies this condition is 25 and 25, as it adds up to 50 and is equal.

Order the numbers 12, 5, and 20 from least to greatest.

• 5, 20, 12

• 12, 5, 20

• 20, 12, 5

• 5, 12, 20

Answer explanation

To order the numbers 12, 5, and 20 from least to greatest, we compare them. The smallest is 5, followed by 12, and the largest is 20. Thus, the correct order is 5, 12, 20.

Round 67 to the nearest ten.

• 80

• 70

• 75

• 60

Answer explanation

To round 67 to the nearest ten, look at the digit in the ones place (7). Since 7 is 5 or greater, round up to 70. Therefore, the correct answer is 70.

What is double 14?

• 28

• 32

• 26

• 30

Answer explanation

Double 14 means multiplying 14 by 2. Calculating this gives 14 x 2 = 28, which is the correct answer. The other options do not result from doubling 14.

Measure the weight of an object that is 3 kg and 500 g.

• 2.5 kg

• 4 kg

• 3 kg

• 3.5 kg

Answer explanation

To find the total weight, convert 500 g to kg: 500 g = 0.5 kg. Then add it to 3 kg: 3 kg + 0.5 kg = 3.5 kg. Therefore, the correct answer is 3.5 kg.