Add 27/72 and 80/7
1st number: 27/72, 2nd number: 11 3/7
27/72 + 80/7 is 661/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
27/72 = 27 × 7/72 × 7 = 189/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
80/7 = 80 × 72/7 × 72 = 5760/504 - Add the two like fractions:
189/504 + 5760/504 = 189 + 5760/504 = 5949/504 - 5949/504 simplified gives 661/56
- So, 27/72 + 80/7 = 661/56
In mixed form: 1145/56
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