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.
A
4.
1) 9
4
2
2
2
2
⁄
⁄
⁄
⁄
⁄
A. 32
B. 24
C. 29
D. 31
× 3 =
5
5
5
5
5
D
5.
2) 6
2
2
2
⁄
⁄
⁄
A. 22
B. 17
C. 19
D. 24
× 3 =
B
6
6
6
6.
C
7.
3) 6 × 3
1
⁄
A. 17
B. 26
C. 12
D. 21
=
2
C
8.
4) 9 × 9
1
1
1
1
1
⁄
⁄
⁄
⁄
⁄
A. 85
B. 72
C. 93
D. 78
=
2
2
2
2
2
C
9.
5) 2
1
1
2
2
2
⁄
⁄
⁄
⁄
⁄
A. 8
B. 2
C. 7
D. 4
× 2 =
B
4
4
4
4
4
10.
C
6) 3
11.
1
6
6
6
6
⁄
⁄
⁄
⁄
⁄
A. 17
B. 18
C. 15
D. 25
× 6 =
8
8
8
8
8
D
12.
7) 5
3
3
⁄
⁄
A. 7
B. 13
C. 11
D. 8
× 2 =
6
6
8) 3
3
2
3
2
2
⁄
⁄
⁄
⁄
⁄
A. 39
B. 25
C. 32
D. 24
× 9 =
5
5
5
5
5
9) 6
3
3
3
3
3
⁄
⁄
⁄
⁄
⁄
A. 32
B. 31
C. 25
D. 23
× 4 =
9
9
9
9
9
10) 7
2
2
2
2
2
⁄
⁄
⁄
⁄
⁄
A. 62
B. 67
C. 54
D. 74
× 9 =
4
4
4
4
4
11) 5 × 2
5
5
5
5
5
⁄
⁄
⁄
⁄
⁄
A. 9
B. 18
C. 12
D. 20
=
10
10
10
10
10
12) 8
2
2
⁄
⁄
A. 70
B. 63
C. 82
D. 75
× 9 =
6
6
1-10 92 83 75 67 58 50 42 33 25 17
2
Math
11-12 8
0
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