II . Find the LCM of each pair of numbers. Use any method.
6.) 15 and 9
LCM =
7.) 4and 20
LCM =
8.) 18 and 24
LCM =
9.) 30 and 45
LCM =
10.) 6 and 18
LCM =
6.) 15 and 9
LCM =
7.) 4and 20
LCM =
8.) 18 and 24
LCM =
9.) 30 and 45
LCM =
10.) 6 and 18
LCM =
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6.) 15 and 9
• Multiples of 9 → 9, 18, 27, 36, 45
• Multiples of 15 → 15, 30, 45
7.) 4 and 20
• Multiples of 4 → 4, 8, 12, 16, 20
• Multiples of 20 → 20
8.) 18 and 24
• Multiples of 18 → 18, 36, 54, 72
• Multiples of 24 → 24, 48, 72
9.) 30 and 45
• Multiples of 30 → 30, 60, 90
• Multiples of 45 → 45, 90
10.) 6 and 18
• Multiples of 6 → 6, 12, 18
• Multiples of 18 → 18
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