Question

5. Find the value of:
(1) - 15-(-20) + 4
(ii) 18-35-(-10)
(iii) 28 -((-8) + 15)
(iv) - 22-[(-25) + (-2) - 8]​

Answer 1

Answer:

(1) 9

(2) 7

(3) 21

(4) -57

Step-by-step explanation:

(1) -15-(-20)+4

= -15+20+4

= -15+24

= 9 ; answer.

(2) 18-35-(-10)

= 18-35+10

= 28-35

= -7 ; answer.

(3) 28-((-8)+15)

= 28-7

= 21 ; answer.

(4) -22[(-25)+(-2)-8]

= -22[-25-2-8]

= -22[-25-10]

= -22[-35]

= -22-35

= -57 ; answer.

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