Question

© 52-23- (10 10 5х1. 20

Answer 1

Part 1

5 + 1/2 - 2 - 3/4 =

=(5-2) + (1/2 - 3/4)

= 3 -1/4

Part 2

5 x 1/20 = 5/(5•4)

then cancel 5 in numerator, denominator

= 1/4