B. Add the following integers. Choose the letter of the answer. A. +174 B. +17 C.-17 8 (-28) + (+45) = (+37) + (+23) = A -60 B. -14 C. +60 C. Subtract the following integers. Choose the letter of the answer. A. 98 B.-30 C. +30 10. (+64 - (-34) = 11. (+98) - (+35) = A. -63 B. +63 C. -133
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Answer:11. e 60
10 + (20 +30)
10 + (50)
12. c 17
(5 + 2) + 10
(7) + 10
13. b 63
7 (4 +5)
7 (9)
14. a 33
(10 + 1) 3
(11) 3
15. d 1000
(1000) 1 + 0
(1000) (1)