division of fractions
Post on 18-Jul-2015
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Division of
FractionsFirm Foundation
How many groups of halves
are required to make 1 whole?
• One fills up half of the figure
• To make 1 whole, 2 groups of halves are required.
• Mathematically, 1 ÷ ½ = 2
What does ½ / ½ mean?
Take as 1 whole.
1 covers half of the whole.
How many is required to make ½ of
• Mathematically, ½ ÷ ½ = 1
• Hence, 1 group of halves is required to make ½.
How many groups of quarters are required to
make 1/2?
Take as 1 whole.
1 covers 1/4 of the whole.
2 are required to covers 1/2 of the whole
Mathematically, ½ ÷ ¼ = 2
• Hence, 2 group of quarters are required to make ½.
Solve the following using
pattern blocks &
communicate your
explanation.
1.½ ÷ 1/8
2.5/6 ÷ 6
3.3/7 ÷ 3/7
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