Subtract 18/60 from 40/28
1st number: 1 12/28, 2nd number: 18/60
40/28 - 18/60 is 79/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
40/28 = 40 × 15/28 × 15 = 600/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
18/60 = 18 × 7/60 × 7 = 126/420 - Subtract the two like fractions:
600/420 - 126/420 = 600 - 126/420 = 474/420 - After reducing the fraction, the answer is 79/70
- In mixed form: 19/70
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