Add 48/63 and 30/70
48/63 + 30/70 is 25/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
48/63 = 48 × 10/63 × 10 = 480/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
30/70 = 30 × 9/70 × 9 = 270/630 - Add the two like fractions:
480/630 + 270/630 = 480 + 270/630 = 750/630 - 750/630 simplified gives 25/21
- So, 48/63 + 30/70 = 25/21
In mixed form: 14/21
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