Add 81/6 and 42/70
1st number: 13 3/6, 2nd number: 42/70
81/6 + 42/70 is 141/10.
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,
81/6 = 81 × 35/6 × 35 = 2835/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
42/70 = 42 × 3/70 × 3 = 126/210 - Add the two like fractions:
2835/210 + 126/210 = 2835 + 126/210 = 2961/210 - 2961/210 simplified gives 141/10
- So, 81/6 + 42/70 = 141/10
In mixed form: 141/10
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