Add 10/40 and 81/14
1st number: 10/40, 2nd number: 5 11/14
10/40 + 81/14 is 169/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 14 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
10/40 = 10 × 7/40 × 7 = 70/280 - Likewise, for the 2nd fraction, since 14 × 20 = 280,
81/14 = 81 × 20/14 × 20 = 1620/280 - Add the two like fractions:
70/280 + 1620/280 = 70 + 1620/280 = 1690/280 - 1690/280 simplified gives 169/28
- So, 10/40 + 81/14 = 169/28
In mixed form: 61/28
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