Add 7/2 and 42/7
1st number: 3 1/2, 2nd number: 6 0/7
7/2 + 42/7 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
7/2 = 7 × 7/2 × 7 = 49/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
42/7 = 42 × 2/7 × 2 = 84/14 - Add the two like fractions:
49/14 + 84/14 = 49 + 84/14 = 133/14 - 133/14 simplified gives 19/2
- So, 7/2 + 42/7 = 19/2
In mixed form: 91/2
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