Question

вычеслите 11/12-5/12, 9/10-2/5, 3/4-2/5, 13/15-8/15, 13/20-1/4, 3/10-7/100 пж

Answer 1

1) 6/12=1/2;

2)9/10-4/10=5/10=1/2;

3)15/20-8/20=7/20;

4)13/15-8/15=5/15=1/3;

5)13/20-5/20=8/20=2/5;

6)30/100-7/100=23/100.