Question

помогите пожалуйста МАТЕМАТИКА 5КЛАСС

Answer 1

1) 24-15.7=8.3

8.3*6.4=53.12

0.08*11=0.88

53.12+0.88=54

2)5.69-2.85=2.84

2.84*1.5=4.26

7.8*5.4=42.12

4.26+42.12=46.38

46.38-23.88=22.5

4) 5.6*4.2=23.52

103.92-23.52=80.4

80.4*0.75=60.3

10-8.25=1.75

2.8*1.75=4.9

60.3-4.9=55.4