(56.42:1.4-1.536:0.32)*2.1-6.8​

1) 56.42:1.4=40.3

2) 1.536:0.32=4.8

3) 40.3-4.8=35.5

4) 35.5×2.1=74.55

5) 74.55-6.8=67.75

1) 7.0056:0.073=95.9671

2) 95.9671+14.62=110.5871

3) 130-110.5871=19.4129

1)4×1.125=4.5

2) 4.5-4.5=0

3) 0×6.84=0

4) 3.54+1.324=4.864

5)4.864:0.76=6.4

6) 0+6.4=6.4

Подробнее - на -