Question

answer please guy's help mee fast please my friends ​

Answer 1

Answer:

1. 8.08×10^3

ans- 8.08×10×10×10

= 8.08×1000

=8080

2. -7.2×10^4

ans- -7.2×10×10×10×10

= -7.2×10000

= -72000

3. 4.32×10^-6

ans =4.32×(-10×-10×-10×-10×-10×-10)

= 4.32×-1000000

= -999995.68

Answer 2

Q3.

a) 8.8 × 1000 = 8800

b) -7.2 × 10000 = -72000

c) 4.32 × 1÷1000000 = 0.00000432

Q4.

i) 23÷9 + 41÷8 = (184 + 369) ÷ 72 = 553÷72 = 7.68

j) 4÷7 - 3÷8 = (32 - 21) ÷ 56 = 11/56 = 0.196

k) 4 + 32÷7 = 60÷7 = 8.57

l) 14÷8 × 8÷30 = 14÷30 = 0.466