Add 28/72 and 35/7
1st number: 28/72, 2nd number: 5 0/7
28/72 + 35/7 is 97/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
28/72 = 28 × 7/72 × 7 = 196/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
35/7 = 35 × 72/7 × 72 = 2520/504 - Add the two like fractions:
196/504 + 2520/504 = 196 + 2520/504 = 2716/504 - 2716/504 simplified gives 97/18
- So, 28/72 + 35/7 = 97/18
In mixed form: 57/18
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