Subtract 10/49 from 28/70
28/70 - 10/49 is 48/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
28/70 = 28 × 7/70 × 7 = 196/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
10/49 = 10 × 10/49 × 10 = 100/490 - Subtract the two like fractions:
196/490 - 100/490 = 196 - 100/490 = 96/490 - After reducing the fraction, the answer is 48/245
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