Add 90/18 and 45/4
1st number: 5 0/18, 2nd number: 11 1/4
90/18 + 45/4 is 65/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
90/18 = 90 × 2/18 × 2 = 180/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
45/4 = 45 × 9/4 × 9 = 405/36 - Add the two like fractions:
180/36 + 405/36 = 180 + 405/36 = 585/36 - 585/36 simplified gives 65/4
- So, 90/18 + 45/4 = 65/4
In mixed form: 161/4
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