Complete the blank circles with fractions using addition and
subtraction of fraction
4/5
275
O
11
+ +
or
1/5
+
1/5
=
OG
=
Answers
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Step-by-step explanation:
Step 1: Given two unlike fractions where the denominators are NOT the same.
in a/b and c/d, it implies b is not the same as d
Step 2: Make the denominators the same by finding the Least Common Multiple (LCM) of their denominators. This step is exactly the same as finding the Least Common Denominator (LCD).
Least Common Multiple of b and d is equal to m, or LCM(b,d)=m
Step 3: Rewrite each fraction into its equivalent fraction with a denominator which is equal to the Least Common Multiple that you found in step #2. .
a/b is rewritten as a'/m
c/d is rewritten as c'/m
Step 4: Now, add or subtract the “new” fractions from step #3. Always reduce the answer to its lowest terms.
(a'/m)+(c'/m)=(a'+c')/m
(a'/m)-(c'/m)=(a'-c')/m
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