Add 72/84 and 90/36
1st number: 72/84, 2nd number: 2 18/36
72/84 + 90/36 is 47/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
72/84 = 72 × 3/84 × 3 = 216/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
90/36 = 90 × 7/36 × 7 = 630/252 - Add the two like fractions:
216/252 + 630/252 = 216 + 630/252 = 846/252 - 846/252 simplified gives 47/14
- So, 72/84 + 90/36 = 47/14
In mixed form: 35/14
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Related: 72/84+90/72