Add 81/2 and 42/49
1st number: 40 1/2, 2nd number: 42/49
81/2 + 42/49 is 579/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
81/2 = 81 × 49/2 × 49 = 3969/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
42/49 = 42 × 2/49 × 2 = 84/98 - Add the two like fractions:
3969/98 + 84/98 = 3969 + 84/98 = 4053/98 - 4053/98 simplified gives 579/14
- So, 81/2 + 42/49 = 579/14
In mixed form: 415/14
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