Question

1/2+2=


b)3/5+1:1/5 =

c)1. 8/5— 2/3=

Answer 1

a) 1/2 + 2 = 1/2 + 4/2

= (1 + 4)/2

= 5/2

b) 3/5 + 1. 1/5 = 3/5 + (1.5 + 1)/5

= 3/5 + 6/5

= 9/5

c) 1. 8/5 - 2/3 = (1.5 + 8)/5 - 2/3

= 13/5 - 2/3

= (13 . 3 - 2 . 5)/(5 . 3)

= (39 - 10)/15

= 29/15