Add 28/72 and 2/7
28/72 + 2/7 is 85/126.
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,
2/7 = 2 × 72/7 × 72 = 144/504 - Add the two like fractions:
196/504 + 144/504 = 196 + 144/504 = 340/504 - 340/504 simplified gives 85/126
- So, 28/72 + 2/7 = 85/126
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