Adding Fractions
1/4 + 3/6
What is 3/4
9/10 - 3/8
What is 3/10
True or False: The denominator must be the same to multiply fractions.
False
To divide fractions.... "yeah that's the action"
Keep Change Flip
To make a mixed number into a fraction
1. Multiply denominator by whole number
2. Add the numerator
3. Denominator stays the same
1/6 + 2/3
What is 5/6
5/6 -1/4
What is 7/12
Solve and Simplify:
5/6 x 3/5
What is 1/2
In order to add and subtract fractions, this must be the same.
Denominator
Solve and Simplify:
5/12 + 1/4
What is 2/3
13/9 - 2/3
What is 7/9
Solve and Simplify:
8/9 x 9/10
What is 4/5
2/7 divided 7/1
What is 2/49
Cross-canceling is when...
Bonus 100 pts: You can't cross cancel when...
You reduce the values diagonally between two fractions that are being multiplied.
Bonus: when adding, subtracting, or dividing!
9/10 + 5/6
What is 1 3/10
5/8 x 1/2
What is 5/16
49/36 x 27/14 x 4/3
7/2 or 3 1/2
11/6 + 7/9
What is 2 11/18
Slove and Simplify:
4/5 - 7/15
What is 1/3
2/3 x 3/5
What is 6/15
Solve and Simplify
3/5 divided 4/5
What is 3/4
(13/25 x 12/11 x 35/26) / (28/55)
24