Question

Find the value of each expression. Show your work.
(a) 1.2^2
(b) 2^3 + 17 - 3.4
(c) 9^2 ÷ 3^3

Answer 1

a) 1×2^2
=1×2×2
=1×4
=4

b)2^3+17-3×4
=8+17-12
=23-12
=11

c)9^2÷3^3
=9×9÷3×3×3
=81÷27
=3