Add 54/42 and 72/75
1st number: 1 12/42, 2nd number: 72/75
54/42 + 72/75 is 393/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
54/42 = 54 × 25/42 × 25 = 1350/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
72/75 = 72 × 14/75 × 14 = 1008/1050 - Add the two like fractions:
1350/1050 + 1008/1050 = 1350 + 1008/1050 = 2358/1050 - 2358/1050 simplified gives 393/175
- So, 54/42 + 72/75 = 393/175
In mixed form: 243/175
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