Add 12/63 and 70/7
1st number: 12/63, 2nd number: 10 0/7
12/63 + 70/7 is 214/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
12/63 = 12 × 1/63 × 1 = 12/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
70/7 = 70 × 9/7 × 9 = 630/63 - Add the two like fractions:
12/63 + 630/63 = 12 + 630/63 = 642/63 - 642/63 simplified gives 214/21
- So, 12/63 + 70/7 = 214/21
In mixed form: 104/21
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