Add 12/70 and 72/63
1st number: 12/70, 2nd number: 1 9/63
12/70 + 72/63 is 46/35.
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,
12/70 = 12 × 9/70 × 9 = 108/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
72/63 = 72 × 10/63 × 10 = 720/630 - Add the two like fractions:
108/630 + 720/630 = 108 + 720/630 = 828/630 - 828/630 simplified gives 46/35
- So, 12/70 + 72/63 = 46/35
In mixed form: 111/35
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