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GCF and LCM word problems
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Learn it Splitting into equal groups or the largest equal piece → GCF. Things happening together again, or the smallest common amount → LCM.
Example: Hot dogs come in packs of 10 and buns in packs of 8. What is the fewest of each so they match?
- We need the same number of hot dogs and buns: a common multiple.
- LCM of 10 and 8 is 40.
- 4 packs of hot dogs and 5 packs of buns.
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