Add 21/6 and 15/70
1st number: 3 3/6, 2nd number: 15/70
21/6 + 15/70 is 26/7.
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,
21/6 = 21 × 35/6 × 35 = 735/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
15/70 = 15 × 3/70 × 3 = 45/210 - Add the two like fractions:
735/210 + 45/210 = 735 + 45/210 = 780/210 - 780/210 simplified gives 26/7
- So, 21/6 + 15/70 = 26/7
In mixed form: 35/7
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