What is 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.

Why is a mixed number called a mixed number?
The number contains both a whole number and a fraction.
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 1/4.
3
When is a fraction an improper fraction?
When the numerator is larger than the denominator.
Add these two fractions:
1/3 + 7/10
1 and 1/30
Subtract these two fractions:
3/4 - 1/2
1/4
Multiply these two fractions:(simplify)
2/3 x 5/8
5/12
Divide 5/7 by 1/2.
1 and 3/7
Convert 24/16 in to a mixed number.
1 and 1/2
Add these two fractions:
5 and 1/4 + 2 and 2/3
7 and 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 6/7.
1
Convert 2 and 2/5 into an improper fraction.
12/5
Add these two fractions:(simplest form)
4 and 5/8 + 1 and 5/6
6 and 11/24
Subtract these two fractions:
1 and 2/9 - 3/5
28/45
Multiply these two fractions:
5 and 1/2 x 7/8
4 and 13/16
Divide 2 and 1/17 by 15/17.
2 and 1/3
Convert 174/4 into a mixed number.
43 and 1/2