Add 18/72 and 90/14
1st number: 18/72, 2nd number: 6 6/14
18/72 + 90/14 is 187/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 14 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
18/72 = 18 × 7/72 × 7 = 126/504 - Likewise, for the 2nd fraction, since 14 × 36 = 504,
90/14 = 90 × 36/14 × 36 = 3240/504 - Add the two like fractions:
126/504 + 3240/504 = 126 + 3240/504 = 3366/504 - 3366/504 simplified gives 187/28
- So, 18/72 + 90/14 = 187/28
In mixed form: 619/28
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