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Integers

Question 4:

Find:

(a) (− 7) − 8 − (− 25)

(b) (− 13) + 32 − 8 − 1

(c) (− 7) + (− 8) + (− 90)

(d) 50 − (− 40) − (− 2)

Answer:

(a) − 7 − 8 − (−25) = − 7 − 8 + 25 = − 15 + 25 = 10

(b) (−13) + 32 − 8 − 1 = − 13 + 32 − 8 − 1 = 32...

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