Add 75/72 and 30/84
1st number: 1 3/72, 2nd number: 30/84
75/72 + 30/84 is 235/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
75/72 = 75 × 7/72 × 7 = 525/504 - Likewise, for the 2nd fraction, since 84 × 6 = 504,
30/84 = 30 × 6/84 × 6 = 180/504 - Add the two like fractions:
525/504 + 180/504 = 525 + 180/504 = 705/504 - 705/504 simplified gives 235/168
- So, 75/72 + 30/84 = 235/168
In mixed form: 167/168
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