Answer:
41/60
Explanation:
7
20
+
3
9
Cancel the common factor of
3
and
9
.
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7
20
+
1
3
To write
7
20
as a fraction with a common denominator, multiply by
3
3
.
7
20
⋅
3
3
+
1
3
To write
1
3
as a fraction with a common denominator, multiply by
20
20
.
7
20
⋅
3
3
+
1
3
⋅
20
20
Write each expression with a common denominator of
60
, by multiplying each by an appropriate factor of
1
.
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7
⋅
3
60
+
20
60
Combine the numerators over the common denominator.
7
⋅
3
+
20
60
Simplify the numerator.
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41
60
The result can be shown in multiple forms.
Exact Form:
41
60
Decimal Form:
0.68
¯
3