Add 30/7 and 80/10
1st number: 4 2/7, 2nd number: 8 0/10
30/7 + 80/10 is 86/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
30/7 = 30 × 10/7 × 10 = 300/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
80/10 = 80 × 7/10 × 7 = 560/70 - Add the two like fractions:
300/70 + 560/70 = 300 + 560/70 = 860/70 - 860/70 simplified gives 86/7
- So, 30/7 + 80/10 = 86/7
In mixed form: 122/7
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