Add 4/16 and 90/18
1st number: 4/16, 2nd number: 5 0/18
4/16 + 90/18 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
4/16 = 4 × 9/16 × 9 = 36/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
90/18 = 90 × 8/18 × 8 = 720/144 - Add the two like fractions:
36/144 + 720/144 = 36 + 720/144 = 756/144 - 756/144 simplified gives 21/4
- So, 4/16 + 90/18 = 21/4
In mixed form: 51/4
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