Выполните сложение: 1)2/45+7/9;2)2/5+4/25;3)1/6+7/18;4)19/42+6/7;5)3/32+5/8;6)3/8+1/56.. Created by aselyauaisova. matematika-ru

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August 2022 2 9 Report

Выполните сложение: 1)2/45+7/9;2)2/5+4/25;3)1/6+7/18;4)19/42+6/7;5)3/32+5/8;6)3/8+1/56.

Verified answer

1) 2/45 + 7/9 = 2/45 + 35/45 = 37/45
2) 2/5 + 4/25 = 10/25 + 4/25 = 14/25
3) 1/6 + 7/18 = 3/18 + 7/18 = 10/18 = 5/9
4) 19/42 + 6/7 = 19/42 + 36/42 = 55/42 = 1 13/42
5) 3/32 + 5/8 = 3/32 + 20/32 = 23/32
6) 3/8 + 1/56 = 21/56 + 1/56 = 22/56

JuliaPobudinskaya Хм...
1)2\45+7\9=2\45+(7\9*5)=2\45+35\45=37\45
2)2\5+4\25=(2\5*5)+4\25=10\25+4\25=14/25
3)1\6+7\18=(1\6*3)+7\18=3\18+7\18=10\18=5\9
4)19\42=6\7=19\42+(6\7*6)=19\42+36\42=55\42=1.13\42
5)3\32+5\8=3\32+(5\8*4)=3\32+20\32=23\32
6)3\8+1\56=(3\8*7)+1\56=21\56+1\56=22\56=11\28
Ну как-то так

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