4/15*(1,5+3)-0,77*(8/11х-3/7)

Question

4/15*(1,5+3)-0,77*(8/11х-3/7)

Answer 1

4/15*4,5-77/100*23/77

4/15*9/2-1/100*23

2/5*3-23/100

6/5-23/100

97/100= 0,97