Add 72/42 and 12/75
1st number: 1 30/42, 2nd number: 12/75
72/42 + 12/75 is 328/175.
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,
72/42 = 72 × 25/42 × 25 = 1800/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
12/75 = 12 × 14/75 × 14 = 168/1050 - Add the two like fractions:
1800/1050 + 168/1050 = 1800 + 168/1050 = 1968/1050 - 1968/1050 simplified gives 328/175
- So, 72/42 + 12/75 = 328/175
In mixed form: 1153/175
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