Subtract 9/10 from 7/2
1st number: 3 1/2, 2nd number: 9/10
72 - 910 is 135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
72 = 7 × 52 × 5 = 3510 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
910 = 9 × 110 × 1 = 910 - Subtract the two like fractions:
3510 - 910 = 35 - 910 = 2610 - After reducing the fraction, the answer is 135
- In mixed form: 235
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