Fraction Basics
Simplify this fraction 21/35.
3/5
2/3 * 4/5
8/15
1 1/2 * 5
15/2 or 7 1/2
Katie have 30 cookies she wants to share with her 24 students. How many cookies will each student get?
30/24 or 1 6/24 or 1 1/4
Multiply straight across (multiply numerators and multiply denominators)
Change this fraction to a mixed number 31/10
3 1/10
3/5 * 7/8
21/40
5/6 * 1 1/3
10/9 or 1 1/9
1/8 -: 3
1/24
All fractions are also what type of problem?
Division problem
How do you find equivalent fractions?
Multiply the numerator and denominator by the same number.
4 * 7/8
7/2 or 3 1/2
3 1/3 * 1/4
5/6
6 -: 1/8
48
Make this a fraction greater than 1. 2 3/10
23/10
4/8 is simplified to...
1/2
5/12 * 9
15/4 or 3 3/4
1 1/3 * 2 1/8
17/6 or 2 5/6
1/2 -: 5
1/10
What would be another equation for 7 x 2/3
2/3 + 2/3 + 2/3 + 2/3 + 2/3 + 2/3 + 2/3
A fraction that is greater than one should be changed to....
2/9 * 3/8
1/12
2 2/3 * 5 1/4
14
1/12 -: 3
1/36
What should be modeled first when dividing fractions? Whole number or the fraction.
Which ever comes first in the problem.