Add 25/7 and 42/18
1st number: 3 4/7, 2nd number: 2 6/18
25/7 + 42/18 is 124/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
25/7 = 25 × 18/7 × 18 = 450/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
42/18 = 42 × 7/18 × 7 = 294/126 - Add the two like fractions:
450/126 + 294/126 = 450 + 294/126 = 744/126 - 744/126 simplified gives 124/21
- So, 25/7 + 42/18 = 124/21
In mixed form: 519/21
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