Add 75/14 and 84/72
1st number: 5 5/14, 2nd number: 1 12/72
75/14 + 84/72 is 137/21.
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,
75/14 = 75 × 36/14 × 36 = 2700/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
84/72 = 84 × 7/72 × 7 = 588/504 - Add the two like fractions:
2700/504 + 588/504 = 2700 + 588/504 = 3288/504 - 3288/504 simplified gives 137/21
- So, 75/14 + 84/72 = 137/21
In mixed form: 611/21
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