Add 70/10 and 75/63
1st number: 7 0/10, 2nd number: 1 12/63
70/10 + 75/63 is 172/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
70/10 = 70 × 63/10 × 63 = 4410/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
75/63 = 75 × 10/63 × 10 = 750/630 - Add the two like fractions:
4410/630 + 750/630 = 4410 + 750/630 = 5160/630 - 5160/630 simplified gives 172/21
- So, 70/10 + 75/63 = 172/21
In mixed form: 84/21
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