Add 10/42 and 72/54
1st number: 10/42, 2nd number: 1 18/54
10/42 + 72/54 is 11/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 42 × 9 = 378,
10/42 = 10 × 9/42 × 9 = 90/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
72/54 = 72 × 7/54 × 7 = 504/378 - Add the two like fractions:
90/378 + 504/378 = 90 + 504/378 = 594/378 - 594/378 simplified gives 11/7
- So, 10/42 + 72/54 = 11/7
In mixed form: 14/7
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