485:5 952:8 4015:5 в столбик

Question

485:5 952:8 4015:5 в столбик

Answer 1

485:5
(5*9)=45=48-45
(5*7)=35=35-35

952:8
(8*1)=8=9-8
(8*1)=8=15-8
(8*9)=72=72-72

4015:5
(5*8)=40=40-40
(5*3)=15=15-15

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