Students will learn how to solve GCD and LCM word problems.

GCF & LCM word problems by Khan Academy

GCF & LCM word problems by Khan Academy

Conclude by leading this investigation:

House of Mirrors (symmetry, patterns, composite numbers)

by MathPickle

6.NS.B.4: Find the greatest common factor of two whole numbers less than or equal to 100 and the least common multiple of two whole numbers less than or equal to 12. Use the distributive property to express a sum of two whole numbers 1-100 with a common factor as a multiple of a sum of two whole numbers with no common factor. *For example, express 36 + 8 as 4 (9 + 2).*