Add 90/70 and 18/6
1st number: 1 20/70, 2nd number: 3 0/6
90/70 + 18/6 is 30/7.
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,
90/70 = 90 × 3/70 × 3 = 270/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
18/6 = 18 × 35/6 × 35 = 630/210 - Add the two like fractions:
270/210 + 630/210 = 270 + 630/210 = 900/210 - 900/210 simplified gives 30/7
- So, 90/70 + 18/6 = 30/7
In mixed form: 42/7
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