Add 90/4 and 15/84
1st number: 22 2/4, 2nd number: 15/84
90/4 + 15/84 is 635/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
90/4 = 90 × 21/4 × 21 = 1890/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
15/84 = 15 × 1/84 × 1 = 15/84 - Add the two like fractions:
1890/84 + 15/84 = 1890 + 15/84 = 1905/84 - 1905/84 simplified gives 635/28
- So, 90/4 + 15/84 = 635/28
In mixed form: 2219/28
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