Add 81/40 and 6/70
1st number: 2 1/40, 2nd number: 6/70
81/40 + 6/70 is 591/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
81/40 = 81 × 7/40 × 7 = 567/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
6/70 = 6 × 4/70 × 4 = 24/280 - Add the two like fractions:
567/280 + 24/280 = 567 + 24/280 = 591/280 - So, 81/40 + 6/70 = 591/280
In mixed form: 231/280
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