what is the lcm of 72, 126 and 168
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Answered by
10
2 / 72-126-168
2 / 36- 63-84
2/ 18 - 63 -42
3 / 9 - 63 - 21
3 / 3 - 21 -7
7 / 1 - 7 -7
/ 1 - 1 -1
LCM =2×2×2×3×3×7=504
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2 / 36- 63-84
2/ 18 - 63 -42
3 / 9 - 63 - 21
3 / 3 - 21 -7
7 / 1 - 7 -7
/ 1 - 1 -1
LCM =2×2×2×3×3×7=504
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Answered by
3
72 - 1×2×2×2×3×3
126- 1×2×3×3×7
168- 1×2×2×2×3×7
LCM - 2×2×2×3×3×7
= 504
First we take common multiple from 3 no.s and then from 2 numbers.
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126- 1×2×3×3×7
168- 1×2×2×2×3×7
LCM - 2×2×2×3×3×7
= 504
First we take common multiple from 3 no.s and then from 2 numbers.
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