Subtract 90/24 from 70/7
1st number: 10 0/7, 2nd number: 3 18/24
70/7 - 90/24 is 25/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
70/7 = 70 × 24/7 × 24 = 1680/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
90/24 = 90 × 7/24 × 7 = 630/168 - Subtract the two like fractions:
1680/168 - 630/168 = 1680 - 630/168 = 1050/168 - After reducing the fraction, the answer is 25/4
- In mixed form: 61/4
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