Estimating Multiplication Of Fractions Worksheet With Answer Key
ADVERTISEMENT
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
A
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)
B
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
C
3.
number.
and 5 × 7.
D
4.
1) 8
6
4
4
6
4
⁄
⁄
⁄
⁄
⁄
A. 34
B. 38
C. 31
D. 29
× 4 =
10
10
10
10
10
D
5.
2) 5
2
2
2
2
2
⁄
⁄
⁄
⁄
⁄
A. 25
B. 21
C. 19
D. 17
× 4 =
A
6
6
6
6
6
6.
D
7.
3) 6 × 2
7
2
2
2
2
⁄
⁄
⁄
⁄
⁄
A. 24
B. 6
C. 16
D. 11
=
10
10
10
10
10
D
8.
4) 5 × 9
4
4
⁄
⁄
A. 51
B. 52
C. 44
D. 47
=
10
10
B
9.
5) 6
2
2
2
2
2
⁄
⁄
⁄
⁄
⁄
A. 23
B. 17
C. 22
D. 19
× 3 =
D
4
4
4
4
4
10.
D
6) 8
11.
2
1
1
2
1
⁄
⁄
⁄
⁄
⁄
A. 33
B. 31
C. 29
D. 38
× 4 =
7
7
7
7
7
A
12.
7) 8 × 3
1
1
3
3
3
⁄
⁄
⁄
⁄
⁄
A. 21
B. 33
C. 22
D. 25
=
5
5
5
5
5
8) 6
2
2
6
6
6
⁄
⁄
⁄
⁄
⁄
A. 17
B. 15
C. 23
D. 18
× 3 =
7
7
7
7
7
9) 7
4
5
5
5
5
⁄
⁄
⁄
⁄
⁄
A. 67
B. 59
C. 53
D. 48
× 8 =
9
9
9
9
9
10) 7 × 3
2
4
4
2
4
⁄
⁄
⁄
⁄
⁄
A. 30
B. 14
C. 29
D. 23
=
5
5
5
5
5
11) 7 × 7
3
1
1
3
1
⁄
⁄
⁄
⁄
⁄
A. 47
B. 63
C. 59
D. 53
=
5
5
5
5
5
12) 2 × 2
1
2
1
2
2
⁄
⁄
⁄
⁄
⁄
A. 4
B. 1
C. 2
D. 8
=
3
3
3
3
3
1-10 92 83 75 67 58 50 42 33 25 17
5
Math
11-12 8
0
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Education