Question

1/16÷0,5+1/20÷0,4. 1/25÷0,04+1/50÷0,02

Answer 1

1/16 : 0.5 + 1/20 : 0.4 =

1/16 : 1/2 + 1/20: 2/5 =

2/16 + 5/40 =

80/640 + 80/640 = 160/640 = 80/320 = 40/160 = 20/80 = 2/8 = 1/4



1/25 : 0.04 + 1/50 ; 0.02 =

1/25 : 1/25 + 1/50 : 1/50 =

25/25 + 50/50 =

1 + 1 = 2