Ответ:
1) 11/6 × 2/5 = 11/3 × 2/5 = 22/15
2)3/5 + 22/15 = 9/15 + 22/15 = 31/15 = 2целых 1/15
=3/5+11/6×2/5=3/5+11/3×1/5=3/5+11/15=9/15+11/15=20/15=4/3= 1 1/3
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Ответ:
1) 11/6 × 2/5 = 11/3 × 2/5 = 22/15
2)3/5 + 22/15 = 9/15 + 22/15 = 31/15 = 2целых 1/15
Ответ:
=3/5+11/6×2/5=3/5+11/3×1/5=3/5+11/15=9/15+11/15=20/15=4/3= 1 1/3