Adding Fractions
When adding fractions, they must have the same _______.
What is denominators?
Write two equivalent fractions for 2/3.
What is 4/6 or 6/9 or 8/12 or 10/15...
When subtracting fractions, they must have the same _______.
What is denominators?
Find the least common multiple for 4 and 9.
What is 36?
4: 4,8,12,16,20,24,28,32,36
9: 9,18,27,36
Name two real world purposes for needing to know fractions.
What are cooking/baking and construction?
Could also include: sewing, architecture, design, and MORE!
When adding fractions with unlike denominators, you must find the _________.
What is common denominator?
Write two equivalent fractions for 5/10.
What is 1/2 or 2/4 or 3/6 or 4/8 or 6/12...
Subtract 7/10 - 3/10.
What is 4/10? or What is 2/5?
Find the common denominator for 1/4 and 1/6.
What is 12? or What is 3/12 and 2/12?
The top number in a fraction, that tells you how many pieces in the whole are being talked about.
What is the numerator?
Add 3/4 + 3/8.
What is 9/8? or What is 1 1/8?
Write three equivalent fractions for 3/4.
What is 6/8 or 9/12 or 12/16 or 15/20...
Subtract 9/14 - 3/7.
What is 3/14?
List the first five multiples of 7.
What is 7,14,21,28,35?
The bottom number of a fraction, that tells you how many equal pieces there are total is called the __________.
What is the denominator?
Add 1/8 + 2/3.
Write four equivalent fractions for 1.
What is 1/1 or 2/2 or 3/3 or 4/4 or 5/5...
Subtract 7/12 - 1/6.
What is 5/12?
3/5 = X/15, what is X?
What is 9?
When finding the common denominator, you list the ________ of each number and find the first one they have in common.
What are multiples?
Add 1/6 + 2/9.
What is 14/36? or What is 7/18?
Write two equivalent fractions for 5/11.
What is 10/22 or 15/33 or 20/44 or 25/55.
Subtract 5/6 - 1/8.
What is 17/24?
Find the common denominator for 1/9 and 1/7.
What is 63? or What is 7/63 and 9/63?
Two (or more) fractions that are all equal are called _______ fractions.
What is equivalent?