Add 81/3 and 45/70
1st number: 27 0/3, 2nd number: 45/70
81/3 + 45/70 is 387/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 3 × 70 = 210,
81/3 = 81 × 70/3 × 70 = 5670/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
45/70 = 45 × 3/70 × 3 = 135/210 - Add the two like fractions:
5670/210 + 135/210 = 5670 + 135/210 = 5805/210 - 5805/210 simplified gives 387/14
- So, 81/3 + 45/70 = 387/14
In mixed form: 279/14
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