Subtract 21/80 from 6/10
610 - 2180 is 2780.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
610 = 6 × 810 × 8 = 4880 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
2180 = 21 × 180 × 1 = 2180 - Subtract the two like fractions:
4880 - 2180 = 48 - 2180 = 2780
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