Add 81/49 and 12/40
1st number: 1 32/49, 2nd number: 12/40
81/49 + 12/40 is 957/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
81/49 = 81 × 40/49 × 40 = 3240/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
12/40 = 12 × 49/40 × 49 = 588/1960 - Add the two like fractions:
3240/1960 + 588/1960 = 3240 + 588/1960 = 3828/1960 - 3828/1960 simplified gives 957/490
- So, 81/49 + 12/40 = 957/490
In mixed form: 1467/490
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