Add 5/70 and 21/6
1st number: 5/70, 2nd number: 3 3/6
5/70 + 21/6 is 25/7.
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,
5/70 = 5 × 3/70 × 3 = 15/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
21/6 = 21 × 35/6 × 35 = 735/210 - Add the two like fractions:
15/210 + 735/210 = 15 + 735/210 = 750/210 - 750/210 simplified gives 25/7
- So, 5/70 + 21/6 = 25/7
In mixed form: 34/7
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