1) (45/4 - 44/5) × 9/49
2)49/20 × 9/49
3)1/20 × 9
4)9/20
ОтветОтвеОтветитОтветОтвеОтвОтветОтвОтвт: 9/20
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1) (45/4 - 44/5) × 9/49
2)49/20 × 9/49
3)1/20 × 9
4)9/20
ОтветОтвеОтветитОтветОтвеОтвОтветОтвОтвт: 9/20