Subtract 21/90 from 56/8
1st number: 7 0/8, 2nd number: 21/90
56/8 - 21/90 is 203/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
56/8 = 56 × 45/8 × 45 = 2520/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
21/90 = 21 × 4/90 × 4 = 84/360 - Subtract the two like fractions:
2520/360 - 84/360 = 2520 - 84/360 = 2436/360 - After reducing the fraction, the answer is 203/30
- In mixed form: 623/30
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