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068_G5U09_G6U13_TG 2014.4.18 2:38 PM ˘ ` 138
Workbook Multiply Fractions
068-B1-1 068-B1-2
Multiplication of Whole Number and Proper Fraction 2. Solve the following problems using the methods below.
1. Multiply.
Example
Example
5
Method 1 5 3 53 15 5 2 1
Method 2 6 6 6 2 2
2
5 1 5 1
6 53 2 2
3 6 2
2
3 3 3 3 3 33 9 2 1 Method 3 5 1 5 2 1
4 4 4 4 4 4 4 6 3 2 2
2
a. 3 22 b. 8 2 2 a. 6 4 b. 2 21 c. 5 7
77 9 9 9 7 14
d. 8 3 e. 3 12 f. 4 6
12 8 12
c. 7 3 d. 13 5
8 6
3. Solve the word problems.
a. There are 15 boys and girls working in the museum. If 2 of them are boys,
5
how many boys are in the museum?
e. 18 5 f. 12 3
12 10
4
b. Jessica drank 7 of 5 liters of juice. How many liters of juice did she drink?
Objective Learn how to multiply natural Objective Learn how to multiply natural
number and fraction. number and fraction.
Textbook Reference Activity 1 Textbook Reference Activity 1
068-B2-1 068-B2-2
Multiplication of Unit Fractions 2. Multiply the unit fractions.
1. Multiply unit fractions.
Example Example
Multiply. 1 1 11 1 1 a. 1 1 1
2 3 43 5 2
Divide the rectangle Divide the rectangle Count the total number
of parts. Then count the
into 2 equal parts. into 3 equal parts in number of parts shaded
with both colors.
Color 1 of the parts. the other direction. b. 1 1 1 c. 1 1 1
2 6 4 3 6
Color 1 of the parts.
3
d. 1 1 1 e. 1 1 1
4 3 7 6
1 1 1 number of parts shaded with both colors f. 1 1 1 g. 1 1 1
2 3 6 total number of parts 8 3 2 9
a. b.
3. Solve the word problems.
a. Roses were planted on a ground that is 1 m by 1 m in size. What is the
9 3
area of the ground?
b. There is 1 L of milk inside a bottle. If Jessica drinks 1 of this milk, how
2 4
much milk did she drink from the bottle?
Objective Learn how to multiply unit Objective Learn how to multiply unit
fractions. fractions.
Textbook Reference Activity 2 Textbook Reference Activity 2
138 NUMINO Teacher s Guide
Workbook Multiply Fractions
068-B1-1 068-B1-2
Multiplication of Whole Number and Proper Fraction 2. Solve the following problems using the methods below.
1. Multiply.
Example
Example
5
Method 1 5 3 53 15 5 2 1
Method 2 6 6 6 2 2
2
5 1 5 1
6 53 2 2
3 6 2
2
3 3 3 3 3 33 9 2 1 Method 3 5 1 5 2 1
4 4 4 4 4 4 4 6 3 2 2
2
a. 3 22 b. 8 2 2 a. 6 4 b. 2 21 c. 5 7
77 9 9 9 7 14
d. 8 3 e. 3 12 f. 4 6
12 8 12
c. 7 3 d. 13 5
8 6
3. Solve the word problems.
a. There are 15 boys and girls working in the museum. If 2 of them are boys,
5
how many boys are in the museum?
e. 18 5 f. 12 3
12 10
4
b. Jessica drank 7 of 5 liters of juice. How many liters of juice did she drink?
Objective Learn how to multiply natural Objective Learn how to multiply natural
number and fraction. number and fraction.
Textbook Reference Activity 1 Textbook Reference Activity 1
068-B2-1 068-B2-2
Multiplication of Unit Fractions 2. Multiply the unit fractions.
1. Multiply unit fractions.
Example Example
Multiply. 1 1 11 1 1 a. 1 1 1
2 3 43 5 2
Divide the rectangle Divide the rectangle Count the total number
of parts. Then count the
into 2 equal parts. into 3 equal parts in number of parts shaded
with both colors.
Color 1 of the parts. the other direction. b. 1 1 1 c. 1 1 1
2 6 4 3 6
Color 1 of the parts.
3
d. 1 1 1 e. 1 1 1
4 3 7 6
1 1 1 number of parts shaded with both colors f. 1 1 1 g. 1 1 1
2 3 6 total number of parts 8 3 2 9
a. b.
3. Solve the word problems.
a. Roses were planted on a ground that is 1 m by 1 m in size. What is the
9 3
area of the ground?
b. There is 1 L of milk inside a bottle. If Jessica drinks 1 of this milk, how
2 4
much milk did she drink from the bottle?
Objective Learn how to multiply unit Objective Learn how to multiply unit
fractions. fractions.
Textbook Reference Activity 2 Textbook Reference Activity 2
138 NUMINO Teacher s Guide
