Add 80/70 and 20/6
1st number: 1 10/70, 2nd number: 3 2/6
80/70 + 20/6 is 94/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
80/70 = 80 × 3/70 × 3 = 240/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
20/6 = 20 × 35/6 × 35 = 700/210 - Add the two like fractions:
240/210 + 700/210 = 240 + 700/210 = 940/210 - 940/210 simplified gives 94/21
- So, 80/70 + 20/6 = 94/21
In mixed form: 410/21
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