Add 72/40 and 40/27
1st number: 1 32/40, 2nd number: 1 13/27
72/40 + 40/27 is 443/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 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 27 × 40 = 1080,
40/27 = 40 × 40/27 × 40 = 1600/1080 - Add the two like fractions:
1944/1080 + 1600/1080 = 1944 + 1600/1080 = 3544/1080 - 3544/1080 simplified gives 443/135
- So, 72/40 + 40/27 = 443/135
In mixed form: 338/135
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