Add 90/35 and 12/81
1st number: 2 20/35, 2nd number: 12/81
90/35 + 12/81 is 514/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 81 is 2835
Next, find the equivalent fraction of both fractional numbers with denominator 2835 - For the 1st fraction, since 35 × 81 = 2835,
90/35 = 90 × 81/35 × 81 = 7290/2835 - Likewise, for the 2nd fraction, since 81 × 35 = 2835,
12/81 = 12 × 35/81 × 35 = 420/2835 - Add the two like fractions:
7290/2835 + 420/2835 = 7290 + 420/2835 = 7710/2835 - 7710/2835 simplified gives 514/189
- So, 90/35 + 12/81 = 514/189
In mixed form: 2136/189
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