Add 1/18 and 90/48
1st number: 1/18, 2nd number: 1 42/48
1/18 + 90/48 is 139/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
1/18 = 1 × 8/18 × 8 = 8/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
90/48 = 90 × 3/48 × 3 = 270/144 - Add the two like fractions:
8/144 + 270/144 = 8 + 270/144 = 278/144 - 278/144 simplified gives 139/72
- So, 1/18 + 90/48 = 139/72
In mixed form: 167/72
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