№1.
Вычислите:
а) 3/8+5/16,
б) 5/18+2/9,
в) 4/7+3/14
г) 7/100+3/10
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Answers & Comments
б) 5/18 + 2/9 = 5/18 + 4/18 = 9/18
в) 4/7 + 3/14 = 8/14 + 3/14 = 11/14
г) 7/100 + 3/10 = 7/100 + 30/100 = 37/100
2) 5/18+4/18=9/18=1/2
3) 9/14+3/14=12/14=6/7
4) 7/100+30/100=37/100