Question

вычислите: 14/15-17/10, 9/25-7/20, 11/24-3/16, 1/3-1/6+1/4

Answer 1

-23/30; 1/100; 13/48; 5/12

Answer 2

14/15-17/10=28/30-51/30=-23/30
9/25-7/20=36/100-35/100=1/100
11/24-3/16=22/48-9/48=13/48
1/3-1/6+1/4=4/12-2/12+3/12=5/12