Subtract 21/27 from 40/35
1st number: 1 5/35, 2nd number: 21/27
40/35 - 21/27 is 23/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
40/35 = 40 × 27/35 × 27 = 1080/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
21/27 = 21 × 35/27 × 35 = 735/945 - Subtract the two like fractions:
1080/945 - 735/945 = 1080 - 735/945 = 345/945 - After reducing the fraction, the answer is 23/63
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