C. +8 a. 2 C. +22 1. The sum of -2 and 6 is a.8 b. -8 d. none of these 2. The sum +10 and -12 the result is b. -2 d. -22 3. To add two numbers having the same sign, Find and prefix the common sign. a. Sum of their absolute values b. Difference of their absolute values c. Product of their absolute values d. Quotient of their absolute values 4. In the sentence +8 - (-4) = 12, Which is the subtrahend? b 4 d. none of these a. 8 C. 12 5. The additive inverse of 4 is d. -1/4 a, +4 b. 4 C, 1/4 6. The difference of -7 and -4 is a. 3 b. -3 C. -11 d. 11
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