# 6th - 1.10 GCF and LCM (Purple)

ID: sosoh-tuhon
Rita Belka, BP BY-NC
Subject: Math (General)

12 questions

# 6th - 1.10 GCF and LCM (Purple)

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List the multiples to find the LCM (Least Common Multiples) of each set of numbers. Write in the LCM.

1) 5 and 10

2) 2 and 3

3) 6 and 8

4) 8 and 10

Using Prime Factorization to find the GCF and LCM of each set of numbers.

5) What is the GCF 18 and 30

Show Work

6) What is the LCM 15 and 21

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7) What is the GCF16 and 42

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8) What is the LCM 24 and 72

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9) What is the GCF 8 and 56

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10) What is the LCM 35 and 45

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Use Order of Operations to solve the following. Show all work.

11) ﻿$(25\ \div\ 5)\ +\ 3^{2}\ \times\ 3$﻿

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12) ﻿$(2\ \times\ 4)^{2}\ +\ (8\ -\ 6\ \div\ 2)$﻿

Show Work