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1-49.
  1. Try these problems Without a calculator first. Then use a calculator to check your answer. Homework Help ✎

    1. −16 + 7

    2. 10 − (−24)

    3. (3)(−9)

    4. −9 + (−11)

    5. −49 − 36

    6. −56 ÷ (−7)

    7. 15 ÷ (−3)

    8. −7 ÷ 7

    9. (−6) · 9

    10. (−5)(−5)

    11. (−6) · (43)

    12. 27 − (−3) − 4

Remember: When you subtract a negative, it changes to adding a positive. When you multiply two negatives, they become positive.

−9

34

−20

−85

−54

25

26