Add 20/6 and 72/70
1st number: 3 2/6, 2nd number: 1 2/70
20/6 + 72/70 is 458/105.
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,
20/6 = 20 × 35/6 × 35 = 700/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
72/70 = 72 × 3/70 × 3 = 216/210 - Add the two like fractions:
700/210 + 216/210 = 700 + 216/210 = 916/210 - 916/210 simplified gives 458/105
- So, 20/6 + 72/70 = 458/105
In mixed form: 438/105
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