а)1/10 и 1/13=13/130 и 10/130.
б)1/10 и 2/13=13/130 и 20/130.
в)3/10 и 4/13=39/130 и 40/130.
г)9/10 и 12/13=117/130 и 120/130.
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а)1/10 и 1/13=13/130 и 10/130.
б)1/10 и 2/13=13/130 и 20/130.
в)3/10 и 4/13=39/130 и 40/130.
г)9/10 и 12/13=117/130 и 120/130.