Add 90/14 and 30/72
1st number: 6 6/14, 2nd number: 30/72
90/14 + 30/72 is 575/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 14 × 36 = 504,
90/14 = 90 × 36/14 × 36 = 3240/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
30/72 = 30 × 7/72 × 7 = 210/504 - Add the two like fractions:
3240/504 + 210/504 = 3240 + 210/504 = 3450/504 - 3450/504 simplified gives 575/84
- So, 90/14 + 30/72 = 575/84
In mixed form: 671/84
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