Integer Addition and Subtraction Quiz

Fill in the blank: 7 + (-5) = ___

Answer explanation

7 + 5 equals 12, which is the correct answer. The answer choice '0' is incorrect as it does not represent the sum of 7 and 5.

Tags

CCSS.7.NS.A.1C

Fill in the blank: -3 + 8 = ___

Answer explanation

To solve -3 + 8, add 8 to -3. This is the same as 8 - 3, which equals 5. Therefore, -3 + 8 = 5.

Tags

CCSS.7.NS.A.1C

Fill in the blank: -15 - 9 = ___

Answer explanation

To solve 15 - 9, subtract 9 from 15, which equals 6. However, the correct answer is 0, indicating a misunderstanding in the question or answer choices, as 15 - 9 cannot equal 0.

Tags

CCSS.7.NS.A.1C

Fill in the blank: -7 + 14 = ___

Answer explanation

To solve -7 + 14, add 14 to -7. This is the same as 14 - 7, which equals 7. Therefore, the correct answer is 7.

Tags

CCSS.6.NS.C.5

CCSS.6.EE.B.5

Fill in the blank: 12 - 15 = ___

Answer explanation

To solve 12 - 15, subtract 15 from 12. Since 12 is less than 15, the result is negative: 12 - 15 = -3. Therefore, the correct answer is -3.

Tags

CCSS.6.NS.B.3

Fill in the blank: -10 + 3 = ___

Answer explanation

To solve -10 + 3, add 3 to -10. This results in -7, which is the correct answer. Therefore, -10 + 3 = -7.

Tags

CCSS.7.NS.A.1C

Fill in the blank: 18 + - 4 = ___

Answer explanation

To solve 18 - 4, subtract 4 from 18. The result is 14, which is the correct answer. Therefore, the blank should be filled with 14.

Tags

CCSS.6.NS.B.3

Fill in the blank: -5 + 9 = ___

Answer explanation

To solve -5 + 9, add 9 to -5. This is the same as 9 - 5, which equals 4. Therefore, -5 + 9 = 4.

Tags

CCSS.6.NS.B.3

Fill in the blank: 20 + - 17 = ___

Answer explanation

To solve 20 - 17, subtract 17 from 20. The result is 3, not 0. Therefore, the correct answer is 3.

Tags

CCSS.6.NS.B.3

Fill in the blank: -12 + 7 = ___

Answer explanation

To solve -12 + 7, add 7 to -12. This is the same as subtracting 5 from 0, resulting in -5. Therefore, -12 + 7 = -5, which is the correct answer.

Tags

CCSS.6.NS.C.5