Question

Find the value of

(a) –(-5)4

(b) 77 ÷ 77

(c) (–7)2 × 7 – 6 – 8
(d) (20 + 30 + 40) (40 – 30 – 20)

(e) 2 × 3 × 4 ÷ 20 × 30 × 40 (f) (80 – 20) × (80 + 20)
g) [(–3)2

]

3​

Answer 1

Answer:

a. 20

b. 1

c. -112

d. -900

e. 1440

f. 6000

g. -18