Add 25/9 and 90/70
1st number: 2 7/9, 2nd number: 1 20/70
25/9 + 90/70 is 256/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 9 × 70 = 630,
25/9 = 25 × 70/9 × 70 = 1750/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
90/70 = 90 × 9/70 × 9 = 810/630 - Add the two like fractions:
1750/630 + 810/630 = 1750 + 810/630 = 2560/630 - 2560/630 simplified gives 256/63
- So, 25/9 + 90/70 = 256/63
In mixed form: 44/63
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