Fractions Worksheet I - Math For Elem Teachers, University Of Kentucky College Of Arts And Sciences
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1Fractions Worksheet I
Name:
MA 201
1. What does it mean when we say that a fraction is in simplest form?
2. Write these fractions in simplest form.
2
(a)
14
21
(b)
15
212
(c)
146
5
3
9
·7
·11
2
(d)
6
2
5
2
·7
·13
45300
(e)
145660
6
8
3. Are
and
equivalent? Explain.
15
21
3
1
4. Which is bigger
or
? Draw a diagram to explain your answer.
8
4
5. For each list of fractions, find equivalent fractions that have common denominators.
4
3
(a)
,
5
10
5
4
(b)
,
28
15
2
4
6
(c)
,
,
3
15
41
6. For each list of fractions, find equivalent fractions that have the least common denominator.
4
3
(a)
,
5
10
5
4
(b)
,
28
15
2
4
6
(c)
,
,
3
15
41
a
c
a
c
7. Find two fractions,
and
, such that the least common denominator for
and
is NOT
b
d
b
d
equal to LCM(b, d).
2
3
2+3
8. Use colored diagrams or fraction strips to explain why
+
=
.
5
4
5+4
2
3
2×3
×
9. Use the area model to explain why
=
.
5
4
5×4
1
10. What is meant by 2
?
3
1
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