What must be the same when adding fractions?
The Denominator
What must be the same when subtracting fractions?
The Denominator
True/False: The Denominators don't need to match in order to divide two fractions.
Who was the 2nd President of the United States of America?
Add these two fractions:
3/8 + 1/8
4/8 or 1/2
Subtract these two fractions:
5/7 - 3/7
2/7
Multiply these two fractions:
1/2 x 1/2
1/4
Divide 3/4 by 3/4.
1
What is the least common multiple (common denominator) between12 and 16?
What is 48?
Add these two fractions:
1/2 + 1/4
3/4
Subtract these two fractions:
3/4 - 1/2
1/4
Multiply these two fractions:
1/3 x 1/4
1/12
Divide 5/7 by 2/4.
1 and 3/7
Simplify -24/44
Add these two fractions:
1/4 + 4/6
11/12
Subtract these two fractions:
4/5 - 3/4
1/20
Multiply these two fractions:
2/5 x 3/4
3/10
Divide 12/14 by 30/35.
1
What is the common denominator between 28 and 42?
What is 84?
Add these two fractions:
1/3 + 7/10
1 and 1/30
Subtract these two fractions:
8/9 - 3/5
13/45
Multiply these two fractions:
2/4 x 7/11
7/22
Divide 35/17 by 30/34.
7/3
No cheating!
Mr. Bechtol