Question

.1 и 3 задания




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Answer 1

Ответ:

1) 1/3-1/9= 3/9-1/9=2/9

3) 14/15-3/5= 14/15-9/15= 5/15=1/5

Answer 2

1/3-1/9=3/9-1/9=2/9=

14/15-3/5=14/15-9/15=5/15