Step-by-step explanation:
remember the priorities :
first brackets
then exponents
then multiplications and divisions (from left to right)
then additions and subtractions (from left to right)
remember, a fraction is a division ...
10 + (2 × 3)² ÷ 4 × 1/2³ =
= 10 + 6² ÷ 4 × 1/2³ =
= 10 + 36 ÷ 4 × 1/8 =
= 10 + 9 × 1/8 =
= 10 + 9/8 =
= 10 9/8 = 11 1/8 = 89/8 = 11.125
