Multiplication of fractions
Multiplying Fractions:
1/3 x 3/5
3/15 = 1/5
Unit fractions by whole numbers
1/2 ÷ 2=
1/4
Fractions x whole numbers:
3/5 times 3
9/5 = 1 4/5
Whole numbers / fractions:
12 ÷ 1/2
24
Carlos paints for 2/3 of an hour each day on
Monday, Tuesday, Thursday, and Friday.
How long does Carlos paint this week?
Multiplying Fractions:
3/4 x 2/3 =
6/12 = 1/2
Dividing Whole by a fraction
3 ÷ 1/2 =
6
Fraction multiplication:
4/7 times 4/3 =
16/21
1/4 \div 5 =
1/20
Isaiah’s USB drive is 1/5 full with 5 video files.
Each video file is the same size. What fraction
of the USB drive does 1 video file use?
1/25
Multiplying Fractions
3/5 x 5/12
15/60 or 1/4
Dividing Fractions:
12 ÷ 1/5
60
Multiplying fractions
3/4 times 5/8
15/32
1/6 \div 6 =
1/36
Jacob has 1/3 gallon of paint for an art
project. She puts an equal amount of paint in
each of 5 jars. How many gallons of paint does Winnie put in each jar?
1/15
Multiplying Fractions:
4/5 x 5/6=
20/30 or 2/3
3 ÷ 1/4
12
Multiplying whole numbers and fractions
4 times 3/4 =
Change to mixed number
12/4 = 3
1/2 \div 13 =
1/36
Students form teams to run in a relay race.
Each team runs a total of 3 miles. Each
member of a team runs 1/4 mile. How many
students does a team need to complete the
race?
12 students
Multiplying Mixed numbers:
5/3 times 3/4
Change to mixed number
1 1/4
Dividing whole numbers by unit fraction
6 ÷ 1/4=
24
Multiplying fractions
9/10 times 9/10 =
81/100
Unit Fraction by whole number:
1/ 14 \div 8 =
1/112
Mateo picks 6 pounds of apples. He uses
1/6 pound of apples to make 1 container of
applesauce. How many containers of applesauce can
Mateo make with all the apples?
36 containers