fraction subtraction
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fraction subtraction
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fraction subtraction
There are 3 simple steps to subtract fractions
Step 1. Make sure the bottom numbers (the denominators) are
the same
Step 2. Subtract the top numbers (the numerators). Put the
answer over the the same denominator as in step 1
Step 3. Simplify the fraction.
Example 1:
3 1
--- - ---
4 4
Step 1. The bottom numbers are already the same. Go straight
to step 2.
Step 2. Subtract the top numbers and put the answer over the
same denominator:
3 1 3 - 1 2
--- - --- = ------- = ---
4 4 4 4
Step 3. Simplify the fraction:
2 1
--- = ---
4 2
Example 2:
1 1
--- - -----
2 10
Step 1. The bottom numbers are now different. We need to make
them the same.
1 5
--- = -----
2 10
Step 2. Subtract the top numbers and put them over the
same denominator:
5 1 5 - 1 4
---- - ---- = ------- = -----
10 10 10 10
Step 3. Simplify the fraction:
4 2
---- = ---
10 5
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