Question

вычислите
7* 9/16 + 8* 7/16

1-16/25
6*5/14-2*11/14

Answer 1

1) 7*9/16+8*7/16=63/16+56/16=119/16=7,4375
2) 1-16/25=25/25-16/25=9/25=0,36
3) 6*5/14-2*11/14=30/14-22/14=8/14=4/7