Автор - Alenayanvareva

1) 2/9 + 3/8
2) 5/12 + 4/15
3) 7/34 + 5/51
4) 9/180 + 7/120
ПОМОГИТЕ МОЛЮ!!!!

Ответ

Автор - sindle2877

Ответ:

2/9+3/8 = 16/72+27/72= 43/72

2/9+3/8 = 16/72+27/72= 43/72 5/12+4/15=25/60+16/60=41/60

2/9+3/8 = 16/72+27/72= 43/72 5/12+4/15=25/60+16/60=41/607/34+5/51=21/102+10/102=31/102

2/9+3/8 = 16/72+27/72= 43/72 5/12+4/15=25/60+16/60=41/607/34+5/51=21/102+10/102=31/102 9/180+7/120=18/360+21/360=39/360 =13/120

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