Add 63/28 and 90/3
1st number: 2 7/28, 2nd number: 30 0/3
63/28 + 90/3 is 129/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
90/3 = 90 × 28/3 × 28 = 2520/84 - Add the two like fractions:
189/84 + 2520/84 = 189 + 2520/84 = 2709/84 - 2709/84 simplified gives 129/4
- So, 63/28 + 90/3 = 129/4
In mixed form: 321/4
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