Add 18/42 and 72/25
1st number: 18/42, 2nd number: 2 22/25
18/42 + 72/25 is 579/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
18/42 = 18 × 25/42 × 25 = 450/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
72/25 = 72 × 42/25 × 42 = 3024/1050 - Add the two like fractions:
450/1050 + 3024/1050 = 450 + 3024/1050 = 3474/1050 - 3474/1050 simplified gives 579/175
- So, 18/42 + 72/25 = 579/175
In mixed form: 354/175
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