Question

Помогите срочно K6 K7

Answer 1

1. 0,4=2/5;1/2=0,5; 1/4=0,25; 0,75=3/4
3,25= 3 1/4; 3/4=0,75; 2/5=0,4; 1/5=0,2; 2 3/4=2,75
2. 0,72=72%
0,08=8%
0,3=30%
0.800=80%