Add 81/35 and 28/70
1st number: 2 11/35, 2nd number: 28/70
81/35 + 28/70 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
81/35 = 81 × 2/35 × 2 = 162/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
28/70 = 28 × 1/70 × 1 = 28/70 - Add the two like fractions:
162/70 + 28/70 = 162 + 28/70 = 190/70 - 190/70 simplified gives 19/7
- So, 81/35 + 28/70 = 19/7
In mixed form: 25/7
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