Add 28/2 and 90/63
1st number: 14 0/2, 2nd number: 1 27/63
28/2 + 90/63 is 108/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
28/2 = 28 × 63/2 × 63 = 1764/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
90/63 = 90 × 2/63 × 2 = 180/126 - Add the two like fractions:
1764/126 + 180/126 = 1764 + 180/126 = 1944/126 - 1944/126 simplified gives 108/7
- So, 28/2 + 90/63 = 108/7
In mixed form: 153/7
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