Fractions Of Whole Numbers Worksheet Page 7
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9Problem 18.14
Rewrite the following fractions in simplest form.
84
208
(a)
(b)
144
272
Problem 18.15
Find the prime factorizations of the numerators and denominators of these
fractions and use them to express the fractions in simplest form.
96
2520
(a)
(b)
.
288
378
Problem 18.16
3
If a fraction is equal to
and the sum of the numerator and denominator is
4
84, what is the fraction?
Problem 18.17
Determine if each of the following is correct.
ab+c
(a)
= a + c
b
a+b
b
(b)
=
a+c
c
ab+ac
b+c
(c)
=
.
ac
c
Problem 18.18
a
c
If
=
. what must be true?
b
b
Problem 18.19
Solve for x.
2
x
(a)
=
3
16
3
3x
(b)
=
.
x
x
Problem 18.20
Rewrite as a mixed number in simplest form.
525
1234
(a)
(b)
.
96
432
Problem 18.21
I am a proper fraction. The sum of my numerator and denominator is one-
digit square. Their product is a cube. What fraction am I?
Comparing and Ordering Fractions
If we place the fractions 2/7 and 5/7 on the fraction number line we notice
that 2/7 is to the left of 5/7. This suggests the following definition.
7
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