Add 25/70 and 72/63
1st number: 25/70, 2nd number: 1 9/63
25/70 + 72/63 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
25/70 = 25 × 9/70 × 9 = 225/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
72/63 = 72 × 10/63 × 10 = 720/630 - Add the two like fractions:
225/630 + 720/630 = 225 + 720/630 = 945/630 - 945/630 simplified gives 3/2
- So, 25/70 + 72/63 = 3/2
In mixed form: 11/2
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