find the LCM of 7,11,21,22.
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Answer:
462
Step-by-step explanation:
LCM of 7, 11, 21, and 22 is 462.
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LCM = Lowest Common Multiple
[tex]\begin{array}{r | l}7&\underline { 7 \:, \: 11\: ,\:21\:,\: 22} \\11&\underline{1\:,\:11\:,\:3\:,\: 22} \ \\3&\underline{1 \:,\:1\: ,\: 3 \:,\: 2} \\ 2&\underline{1\:,\:1\:,\:1\:,\:2} \\&{1\:,\:1\:,\:1\:,\:1} \\ \end{array}[/tex]
⇛ LCM = 7 × 11 × 3 × 2
⇛ LCM = 462
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