Add 81/40 and 14/70
1st number: 2 1/40, 2nd number: 14/70
81/40 + 14/70 is 89/40.
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,
14/70 = 14 × 4/70 × 4 = 56/280 - Add the two like fractions:
567/280 + 56/280 = 567 + 56/280 = 623/280 - 623/280 simplified gives 89/40
- So, 81/40 + 14/70 = 89/40
In mixed form: 29/40
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