Выполните действия в десятичных дробях: 147 - 13 3/5 * 4, 8 + 3 1/2 * 6, 8 =

Делаю по формуле, на примере первого: х×1%/100%=3 тогда 3×100%/1%=300

1 стоблик:

3×100%/1%=300

6×100%/6%=100

7×100%/10%=70

21×100%/7%=300

36×100%/20%=180

70×100%/30%=200

80×100%/25%=320

1,2×100%/4%=30

6,5×100%/2%=325

35×100%/14%=250

Второй столбик:

45×100%/18=250

11×100%/55%=20

56×100%/28%=200

76×100%/19%=400

8,1×100%/27%=30

3,6×100%/15%=24

2,4×100%/80%=3

4×100%/16%=25

3,4×100%/17%=20

15×100%/3%=500

3,2×100%/16%=20

11×100%/22%=50

1,8×100%/30%=6

90×100%/45%=200

220×100%/55%=400

7×100%/56%=12,5

66×100%/33%=200

72×100%/12=600

/ Это деление