BitWithBite
Mathematics Worksheet
🔀 Least Common Multiple
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Find the LCM of two numbers.Use the LCM to add fractions.Distinguish the LCM from the GCF.List common multiples of two numbers.📚 Quick Recap
The least common multiple (LCM) is the smallest number that two or more numbers all divide into evenly — essential for adding fractions with different denominators.
🧠 Section A · Concept Check ● BEGINNER 4 × 1 = 4
1LCM of 5 and 8 = ?
2LCM of 6 and 9 = ?
3LCM of 12 and 16 = ?
4The LCM is used to add fractions by finding a common:
🧮 Section B · Problem Solving ● INTERMEDIATE 2 + 3×3 = 11
5The LCM is the number both divide into.
6LCM of 5 and 8 = .
7Find the LCM of 5 and 8.
8Find the LCM of 6 and 9.
9Find the LCM of 12 and 16.
🚀 Section C · Challenge ● CHALLENGE 5
10Add 1/4 + 1/6 by first finding the LCM.
💭 Reflection — the most useful thing I learned:
A ___/4 B ___/11 C ___/5 Total ___/20
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1-B 2-C 3-B 4-B | 5 smallest 6 40 7 = 40 8 = 18 9 = 48 | 10 = 5/12