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copyright©amberpasillas2010
A mixed number has a part that is a whole number and a part that is a fraction.
= 1 34
#1
An improper fraction is when the numerator is greater than the denominator.
1/4 1/4
1/4 1/4
1/4 1/4
1/4 1/484=
numeratordenominator
copyright©amberpasillas2010
To Change An Improper Fraction To A Mixed Number
=52
Divide the numerator by the denominator.Put your remainder over the denominator.
2 52
41
r 1 122numeratordenominator
copyright©amberpasillas2010
35 23+
15
15x 5 =
x 3 =x 5 =
x 3 =
10
9
1915
1) Find a common denominator.
2) Add the numerators.
3) Keep the common denominator the same.
4) Simplify or reduce. Change improper fraction to mixed #s.
15) 191154
415
copyright©amberpasillas2010
2568+
40
40x 5 =
x 8 =x 5 =
x 8 =
30
16
4640
11
3 40)461
6
640
40
1
15 320
IMPROPER
320
copyright©amberpasillas2010
3618-
24
24 x 3 =
x 4 = x 3 =
x 4 =
3
12
924
Always SHOW YOUR WORK!
This includes the Giant One.
3 8
÷
÷33
copyright©amberpasillas2010
43
72 = 28
6
6)284
244
= 234
To multiply fractions you do NOT need common denominators. Multiply the numerators and Denominators straight across.
Change the improper fraction to a mixed number4
6÷
÷22
Reduce!
4 46
copyright©amberpasillas2010
3
3
To divide fractions, multiply the first fraction by the reciprocal of the second fraction.
copyright©amberpasillas2010
To divide fractions, multiply the first fraction by the reciprocal of the second fraction.
copyright©amberpasillas2010
1668-
24
24 x 3 =
x 4 = x 3 =
x 4 =
18
4
-1424
Always SHOW YOUR WORK! This includes the Giant One.
-7 12
÷
÷22
copyright©amberpasillas2010
43
-52 =
-206
6)-20-3
182
= 13-3
You do NOT need common denominators Multiply the numerators and denominators straight
across. Change the
improper fraction to a mixed number2
6÷
÷22
Reduce!-32
6
copyright©amberpasillas2010
2767-
7
7 13
30
177
41
= 1st: Change your mixed numbers to improper fractions.
= 2nd: Subtract numerators.
3rd : The denominator stays the same.
4th : Change your answer to a mixed number.
7)172
14
37
3
#21
copyright©amberpasillas2010
FRACTION REVIEWAdd Fractions: Find a common denominator. Add the numerators, and keep the denominator the same.Subtract Fractions: Find a common denominator. Subtract the numerators, and keep the denominator the same.Multiply Fractions: Multiply the numerators and denominators straight across.Divide Fractions: Multiply the first fraction by the reciprocal of the second fraction.Mixed Numbers: Change it to an improper fractions first.
#22