Subtract 21/80 from 7/3
1st number: 2 1/3, 2nd number: 21/80
7/3 - 21/80 is 497/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 3 × 80 = 240,
7/3 = 7 × 80/3 × 80 = 560/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
21/80 = 21 × 3/80 × 3 = 63/240 - Subtract the two like fractions:
560/240 - 63/240 = 560 - 63/240 = 497/240 - In mixed form: 217/240
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