Question

в)67,45-7,45*(3,8+4,2 ), г) 28, 6+11,4*(6,595+3,405

Answer 1

в)67,45-7,45*(3,8+4,2 )=7,85
1)3,8+4,2=8
2)7,45*8=59,6
3)67,45-59,6=7,85
г) 28, 6+11,4*(6,595+3,405)=142,6
1)6,595+3,405=10
2)11,4*10=114
3)28,6+114=142,6