Add 50/63 and 70/90
50/63 + 70/90 is 11/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
50/63 = 50 × 10/63 × 10 = 500/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
70/90 = 70 × 7/90 × 7 = 490/630 - Add the two like fractions:
500/630 + 490/630 = 500 + 490/630 = 990/630 - 990/630 simplified gives 11/7
- So, 50/63 + 70/90 = 11/7
In mixed form: 14/7
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