Add 72/40 and 7/54
1st number: 1 32/40, 2nd number: 7/54
72/40 + 7/54 is 521/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 54 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
72/40 = 72 × 27/40 × 27 = 1944/1080 - Likewise, for the 2nd fraction, since 54 × 20 = 1080,
7/54 = 7 × 20/54 × 20 = 140/1080 - Add the two like fractions:
1944/1080 + 140/1080 = 1944 + 140/1080 = 2084/1080 - 2084/1080 simplified gives 521/270
- So, 72/40 + 7/54 = 521/270
In mixed form: 1251/270
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