Add 28/63 and 9/10
28/63 + 9/10 is 121/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
28/63 = 28 × 10/63 × 10 = 280/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
9/10 = 9 × 63/10 × 63 = 567/630 - Add the two like fractions:
280/630 + 567/630 = 280 + 567/630 = 847/630 - 847/630 simplified gives 121/90
- So, 28/63 + 9/10 = 121/90
In mixed form: 131/90
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