Add 72/6 and 20/70
1st number: 12 0/6, 2nd number: 20/70
72/6 + 20/70 is 86/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
72/6 = 72 × 35/6 × 35 = 2520/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
20/70 = 20 × 3/70 × 3 = 60/210 - Add the two like fractions:
2520/210 + 60/210 = 2520 + 60/210 = 2580/210 - 2580/210 simplified gives 86/7
- So, 72/6 + 20/70 = 86/7
In mixed form: 122/7
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