Add Tenths and Hundredths
Elementary School Math · Flashcards · Recall
ELEMENTARY SCHOOL MATH · FLASHCARDS
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QUESTION
What is the rule to rewrite
a
10
\frac{a}{10}
10
a
as an equivalent fraction with denominator
100
100
100
?
QUESTION
What multiplication changes
n
10
\frac{n}{10}
10
n
to an equivalent fraction with denominator
100
100
100
?
QUESTION
What is the rule to add
a
10
+
b
100
\frac{a}{10}+\frac{b}{100}
10
a
+
100
b
using denominator $ 100 $?
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ANSWER
a
10
+
b
100
=
10
a
+
b
100
\frac{a}{10}+\frac{b}{100}=\frac{10a+b}{100}
10
a
+
100
b
=
100
10
a
+
b
. Convert tenths to hundredths by multiplying by 10, then add numerators.
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