Chapter 5 Quiz Review 5.3
(Lessons 5-6 and 5-7)
Name ___________________________
Find the least common multiple(LCM) of each pair of
numbers or monomials.
1.)
16, 20
1.)
2.) 15, 35
2.)
3.)
3.)
2
10x , 15 x
6
4.)
Find the least common denominator(LCD) of each pair
of fractions.
4.)
5,
7
8
12
5.)
3
4s
,
5
6st
6.)
Find each sum or difference. Write in simplest from.
6.)
3
5
8.)
1
3
+
-
5
7.)
6
3
4
9.)
4
5
1
4
1
10
5.)
+
1
-
3
7.)
3
8
8.)
3
5
9.)
10.)
10.) Ashley needs 1 5/8 yards of elastic for a sewing project.
If she cuts this amount from a piece that is 2 1/2 yards long,
what length will the remaining piece be?