Estimating Multiplication Of Fractions Worksheet With Answer Key
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1
2Name:
Estimating Multiplication of Fractions
Determine the answer using estimation.
A n s w e r s
2
2
1
5 × 6
/
=
5 × 6
/
=
33
/
When multiplying a
3
3
3
C
1.
2
1
fraction and a whole
In the example above, 6
/
The actual answer is 33
/
3
3
number you can
is larger than 6 but less
which is between 5 × 6 (30)
C
estimate the answer by
than 7.
and 5 × 7 (35).
2.
remember that the
So we know the answer is
fraction is just part of a
going to be between 5 × 6
D
3.
number.
and 5 × 7.
C
4.
1) 4 × 9
2
⁄
A. 32
B. 44
C. 38
D. 35
=
4
C
5.
2) 8 × 7
4
4
⁄
⁄
A. 65
B. 48
C. 60
D. 66
=
D
8
8
6.
D
7.
3) 4
6
6
⁄
⁄
A. 34
B. 27
C. 35
D. 42
× 9 =
9
9
B
8.
4) 7
1
1
⁄
⁄
A. 24
B. 33
C. 30
D. 35
× 4 =
2
2
B
9.
5) 7
3
6
6
6
3
⁄
⁄
⁄
⁄
⁄
A. 18
B. 11
C. 14
D. 17
× 2 =
D
8
8
8
8
8
10.
C
6) 4 × 8
11.
2
⁄
A. 30
B. 39
C. 40
D. 34
=
4
C
12.
7) 9
1
2
2
2
2
⁄
⁄
⁄
⁄
⁄
A. 17
B. 16
C. 23
D. 18
× 2 =
9
9
9
9
9
8) 3
6
6
6
6
6
⁄
⁄
⁄
⁄
⁄
A. 40
B. 30
C. 22
D. 33
× 8 =
7
7
7
7
7
9) 2
3
3
⁄
⁄
A. 26
B. 20
C. 13
D. 27
× 8 =
6
6
10) 9
2
1
2
1
1
⁄
⁄
⁄
⁄
⁄
A. 51
B. 42
C. 40
D. 48
× 5 =
3
3
3
3
3
11) 5
2
2
2
⁄
⁄
⁄
A. 19
B. 26
C. 21
D. 18
× 4 =
8
8
8
12) 6
5
5
2
2
5
⁄
⁄
⁄
⁄
⁄
A. 30
B. 29
C. 26
D. 22
× 4 =
9
9
9
9
9
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10
Math
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