Subtract 21/50 from 70/15
1st number: 4 10/15, 2nd number: 21/50
70/15 - 21/50 is 637/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 15 × 10 = 150,
70/15 = 70 × 10/15 × 10 = 700/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
21/50 = 21 × 3/50 × 3 = 63/150 - Subtract the two like fractions:
700/150 - 63/150 = 700 - 63/150 = 637/150 - In mixed form: 437/150
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