Add 81/25 and 18/70
1st number: 3 6/25, 2nd number: 18/70
81/25 + 18/70 is 612/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,
81/25 = 81 × 14/25 × 14 = 1134/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
18/70 = 18 × 5/70 × 5 = 90/350 - Add the two like fractions:
1134/350 + 90/350 = 1134 + 90/350 = 1224/350 - 1224/350 simplified gives 612/175
- So, 81/25 + 18/70 = 612/175
In mixed form: 387/175
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