Add 6/60 and 90/81
1st number: 6/60, 2nd number: 1 9/81
6/60 + 90/81 is 109/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 81 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 60 × 27 = 1620,
6/60 = 6 × 27/60 × 27 = 162/1620 - Likewise, for the 2nd fraction, since 81 × 20 = 1620,
90/81 = 90 × 20/81 × 20 = 1800/1620 - Add the two like fractions:
162/1620 + 1800/1620 = 162 + 1800/1620 = 1962/1620 - 1962/1620 simplified gives 109/90
- So, 6/60 + 90/81 = 109/90
In mixed form: 119/90
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