Mastering Positive and Negative Numbers

Answer explanation

To solve 5 + (-3), we subtract 3 from 5. This gives us 5 - 3 = 2. Therefore, the correct answer is 2.

Tags

CCSS.7.NS.A.1C

Answer explanation

To calculate -7 + 4, combine the numbers: -7 is negative and 4 is positive. Subtract 4 from 7, which gives 3, and since -7 is larger in magnitude, the result is -3. Thus, the correct answer is -3.

Tags

CCSS.7.NS.A.1C

Answer explanation

To solve -6 - (-2), we rewrite it as -6 + 2. This simplifies to -4. Therefore, the correct answer is -4.

Tags

CCSS.7.NS.A.1C

Answer explanation

To find the result of 9 - 12, subtract 12 from 9. This gives us -3, which is the correct answer. Therefore, the answer is -3.

Tags

CCSS.7.NS.A.1C

Answer explanation

To solve -5 + (-7), add the two negative numbers: -5 + (-7) = -5 - 7 = -12. Therefore, the correct answer is -12.

Tags

CCSS.7.NS.A.1C

Answer explanation

To calculate 8 - (-3), we rewrite it as 8 + 3, since subtracting a negative is the same as adding. Thus, 8 + 3 = 11. Therefore, the correct answer is 11.

Tags

CCSS.7.NS.A.1C

Answer explanation

To solve -10 + 15, add 15 to -10. This results in 5, as -10 is equivalent to moving 10 units left on the number line and adding 15 moves 15 units right, landing at 5. Thus, the correct answer is 5.

Tags

CCSS.7.NS.A.1C

Answer explanation

To solve -4 - 6, combine the numbers: -4 minus 6 equals -10. Therefore, the correct answer is -10.

Tags

CCSS.7.NS.A.1C

Answer explanation

To solve 3 + (-9), we add 3 and -9. This is the same as 3 - 9, which equals -6. Therefore, the correct answer is -6.

Tags

CCSS.7.NS.A.1C

Answer explanation

To calculate -8 - (-5), first simplify the expression: -8 + 5 = -3. Thus, the correct answer is -3.

Tags

CCSS.7.NS.A.1C