Приведите к наименьшему общему знаменателю обыкновенные дроби.
1. 5 7 15
6; 9; 36;
2. 5 6 2
16; 7; 9;
3. 1 5 3
18; 12; 16
1. 5 7 15
6; 9; 36;
2. 5 6 2
16; 7; 9;
3. 1 5 3
18; 12; 16
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Answers & Comments
1)
4 = 2 * 2
8 = 2 * 2 * 2
32 = 2 * 2 * 2 * 2 * 2
НОК (4; 8; 32) = 32
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2)
6 = 2 * 3
9 = 3 * 3
36 = 2 * 2 * 3 * 3
НОК (6; 9; 36) = 36
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3)
72 = 2 * 2 * 2 * 3 * 3
9 = 3 * 3
8 = 2 * 2 * 2
НОК (72; 9; 8) = 72
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4)
120 = 2 * 2 * 2 * 3 * 5
24 = 2 * 2 * 2 * 3
30 = 2 * 3 * 5
НОК (120; 24; 30) = 120
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