Subtract 90/84 from 8/5
1st number: 1 3/5, 2nd number: 1 6/84
8/5 - 90/84 is 37/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
8/5 = 8 × 84/5 × 84 = 672/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
90/84 = 90 × 5/84 × 5 = 450/420 - Subtract the two like fractions:
672/420 - 450/420 = 672 - 450/420 = 222/420 - After reducing the fraction, the answer is 37/70
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