Ответ:
1) 3 3/11:18+100:25/36-5 1/6:1 1/30=139 2/11
2) 12 3/5:21/25-17/20:1,19+3 1/17:1 1/51=17 1/6
Пошаговое объяснение:
3 3/11:18+100:25/36-5 1/6:1 1/30
3 3/11:18=2/11
100:25/36=144
5 1/6:1 1/30=5
2/11+144=144 2/11
144 2/11-5=139 2/11
12 3/5:21/25-17/20:1,19+3 1/17:1 1/51
12 3/6:21/25=14 37/42
17/20:1,19=5/7
3 1/17:1 1/51=3
14 37/42-5/7=14 1/6
14 1/6+3=17 1/6
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Answers & Comments
Ответ:
1) 3 3/11:18+100:25/36-5 1/6:1 1/30=139 2/11
2) 12 3/5:21/25-17/20:1,19+3 1/17:1 1/51=17 1/6
Пошаговое объяснение:
3 3/11:18+100:25/36-5 1/6:1 1/30
3 3/11:18=2/11
100:25/36=144
5 1/6:1 1/30=5
2/11+144=144 2/11
144 2/11-5=139 2/11
12 3/5:21/25-17/20:1,19+3 1/17:1 1/51
12 3/6:21/25=14 37/42
17/20:1,19=5/7
3 1/17:1 1/51=3
14 37/42-5/7=14 1/6
14 1/6+3=17 1/6