Add 81/36 and 70/56
1st number: 2 9/36, 2nd number: 1 14/56
81/36 + 70/56 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
81/36 = 81 × 14/36 × 14 = 1134/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
70/56 = 70 × 9/56 × 9 = 630/504 - Add the two like fractions:
1134/504 + 630/504 = 1134 + 630/504 = 1764/504 - 1764/504 simplified gives 7/2
- So, 81/36 + 70/56 = 7/2
In mixed form: 31/2
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