Филат
6 год назад
1) 3/10х = 2 целых 1/4
2) 2/20х = 1 целая 4/5
3) 28/32х = 2 целых 1/6
4) 11/16х = 3/4
ОТВЕТЫ
Feofanovich
Jun 29, 2019
1) 3/10х = 2 1/4
x=9/4×10/3
x=15/2=7 1/2
2) 2/20х = 1 4/5
x=9/5×10/1=18
3) 28/32х = 2 1/6
x=13/6×32/28=208/84=2 10/21
4) 11/16х = 3/4
x=3/4×16/11=12/11=1 1/11
x=9/4×10/3
x=15/2=7 1/2
2) 2/20х = 1 4/5
x=9/5×10/1=18
3) 28/32х = 2 1/6
x=13/6×32/28=208/84=2 10/21
4) 11/16х = 3/4
x=3/4×16/11=12/11=1 1/11
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