Least Common Multiple
Listing the multiples (or counting by) the two numbers.
The denominator of the fraction is 6. The fraction equals 2.
12/6
Whatever you do to the ___________, you have to do the ____________.
Denominator / Numerator
Missing small number = ?
Missing big number = ?
small number = subtract
big number = add
23 x 60 =
1380
Find the least common multiple of 10 and 5.
10
There are 7 parts in each unit. 5 parts are shaded.
5/7
Equivalent fractions are _____ to each other.
Equal
The desk costs $194. The desk costs $139 more than the bench. How much does the bench cost?
Make the number family for this question.
139 B D
___________________>
620 x 46 =
Find the least common multiple of 12 and 8.
24
The fraction equals 8. The bottom number is 8.
64/8
12/x = 24/16
What does x equal?
x = 8
The desk costs $194. The desk costs $139 more than the bench. How much does the bench cost?
$55
Write the answer with the remainder as a FRACTION:
99 divided by 7
14 1/7
What is the least common multiple of 9 and 6?
The fraction equals 11. The denominator is 10.
110/10
7/4 = 28/q
What does q equal?
There were 186 squirrels in the field. There were 113 fewer squirrels in the field than in the woods. How many were in the woods?
Make the number family and find the answer. Don't forget the unit name.
113 F > W
299 squirrels
Write the answer with the remainder as a FRACTION:
382 divided by 6
63 4/6
What is the least common multiple of 2, 4, and 9?
36
The denominator of the fraction is 12. The fraction equals 50.
600/12
24/a = 72/39
What does a equal?
a = 13
Every 10 shirts have 20 buttons. How many buttons are on 50 shirts?
100 buttons
Write the answer with the remainder as a FRACTION:
750 divided by 7
107 1/7