288 дроби к наименьшему общеиу знаменателю 7/13и2/11 ; 3/22и2/33; 7/60,13/540и9/20; 52/105, 7/94 и 61/63

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akonya24 akonya24  20.06.2020 21:58
7/13и2/11   НОК(13,11)=13•11=143;
3/22и2/33   НОК(22,33)=2•11•3=66;
7/60,13/540и9/20     НОК(60,540,20)=2•2•5•3•3•3=540;
52/105, 7/94 и 61/63   НОК(105,94,63)=5•3•7•2•47•3=29610
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