Add 81/36 and 12/70
1st number: 2 9/36, 2nd number: 12/70
81/36 + 12/70 is 339/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
81/36 = 81 × 35/36 × 35 = 2835/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
12/70 = 12 × 18/70 × 18 = 216/1260 - Add the two like fractions:
2835/1260 + 216/1260 = 2835 + 216/1260 = 3051/1260 - 3051/1260 simplified gives 339/140
- So, 81/36 + 12/70 = 339/140
In mixed form: 259/140
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