Add 70/81 and 30/16
1st number: 70/81, 2nd number: 1 14/16
70/81 + 30/16 is 1775/648.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 16 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 81 × 16 = 1296,
70/81 = 70 × 16/81 × 16 = 1120/1296 - Likewise, for the 2nd fraction, since 16 × 81 = 1296,
30/16 = 30 × 81/16 × 81 = 2430/1296 - Add the two like fractions:
1120/1296 + 2430/1296 = 1120 + 2430/1296 = 3550/1296 - 3550/1296 simplified gives 1775/648
- So, 70/81 + 30/16 = 1775/648
In mixed form: 2479/648
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