Subtract 25/21 from 70/50
1st number: 1 20/50, 2nd number: 1 4/21
70/50 - 25/21 is 22/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 21 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
70/50 = 70 × 21/50 × 21 = 1470/1050 - Likewise, for the 2nd fraction, since 21 × 50 = 1050,
25/21 = 25 × 50/21 × 50 = 1250/1050 - Subtract the two like fractions:
1470/1050 - 1250/1050 = 1470 - 1250/1050 = 220/1050 - After reducing the fraction, the answer is 22/105
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