Subtract 2/40 from 45/28
1st number: 1 17/28, 2nd number: 2/40
45/28 - 2/40 is 109/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 28 × 10 = 280,
45/28 = 45 × 10/28 × 10 = 450/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
2/40 = 2 × 7/40 × 7 = 14/280 - Subtract the two like fractions:
450/280 - 14/280 = 450 - 14/280 = 436/280 - After reducing the fraction, the answer is 109/70
- In mixed form: 139/70
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