Add 49/9 and 20/72
1st number: 5 4/9, 2nd number: 20/72
49/9 + 20/72 is 103/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
49/9 = 49 × 8/9 × 8 = 392/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
20/72 = 20 × 1/72 × 1 = 20/72 - Add the two like fractions:
392/72 + 20/72 = 392 + 20/72 = 412/72 - 412/72 simplified gives 103/18
- So, 49/9 + 20/72 = 103/18
In mixed form: 513/18
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