ADD
1/2 + 2/5 =
9/10
4/7 - 1/3=
5/21
parts shaded
numerator
1 and 1/2 + 2 and 3/4=
4 and 1/4
Tim has 5/12 of a jar of blackberry jam and 3/8 of a jar of strawberry jam. How much total jam does Tim have?
19/24
1/2 + 1/4 =
3/4
1/4 - 1/8 =
1/8
total pieces of a whole
denominator
3 and 1/6 + 2 and 2/3=
5 and 5/6
Sandra drove for 1/3 of an hour to get to the store. Then she drove for 1/5 of an hour to get to the library. What fraction of an hour did Sandra drive in all?
8/15 of an hour
1/2 + 3/7 =
13/14
2/3 - 1/2=
1/6
numerator is greater than denominator because there are wholes.
improper fraction (fraction more than one)
2 and 1/4 - 1 and 1/2=
3/4
Mona bought 3 and 3/8 pounds of cheddar cheese. She used 2 and 3/4 pounds to make sandwiches. How much cheese is left?
5/8 pounds
2/5 + 1/6 =
17/30
2/3 - 5/9=
1/9
mixture of whole numbers and fractions
Mixed number
6 and 2/3 - 4 and 2/9 =
2 and 4/9
A pelican has a wingspan of 8 and 3/5 feet. An eagle has a wingspan of 6 and 2/3 feet. What is the total wingspan of both birds?
14 and 19/15 or 15 and 4/15 feet.
3/8 + 3/4 =
9/8 or 1 and 1/8
6/5 - 3/8 =
33/40
find equivalent fractions using division
simplify or reduce
(7 and 2/3 + 3 and 4/5) - 1 and 4/15=
10 and 1/5 or 10 and 3/15
During a day trip Martha drove 1/6 of the day, Chris drove 1/4 of the day, and Juan drove the rest of the day. What fraction of the day did Juan drive?
7/12 of the day.