Add 81/50 and 70/72
1st number: 1 31/50, 2nd number: 70/72
81/50 + 70/72 is 2333/900.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 50 × 36 = 1800,
81/50 = 81 × 36/50 × 36 = 2916/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
70/72 = 70 × 25/72 × 25 = 1750/1800 - Add the two like fractions:
2916/1800 + 1750/1800 = 2916 + 1750/1800 = 4666/1800 - 4666/1800 simplified gives 2333/900
- So, 81/50 + 70/72 = 2333/900
In mixed form: 2533/900
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