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.

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.

Answer explanation

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

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.

Answer explanation

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

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.

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.

Answer explanation

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

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.

Answer explanation

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