Add 12/6 and 90/70
1st number: 2 0/6, 2nd number: 1 20/70
12/6 + 90/70 is 23/7.
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,
12/6 = 12 × 35/6 × 35 = 420/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
90/70 = 90 × 3/70 × 3 = 270/210 - Add the two like fractions:
420/210 + 270/210 = 420 + 270/210 = 690/210 - 690/210 simplified gives 23/7
- So, 12/6 + 90/70 = 23/7
In mixed form: 32/7
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