Add 1/72 and 90/48
1st number: 1/72, 2nd number: 1 42/48
1/72 + 90/48 is 17/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 72 × 2 = 144,
1/72 = 1 × 2/72 × 2 = 2/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
90/48 = 90 × 3/48 × 3 = 270/144 - Add the two like fractions:
2/144 + 270/144 = 2 + 270/144 = 272/144 - 272/144 simplified gives 17/9
- So, 1/72 + 90/48 = 17/9
In mixed form: 18/9
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