Add 5/30 and 25/21
1st number: 5/30, 2nd number: 1 4/21
5/30 + 25/21 is 19/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
5/30 = 5 × 7/30 × 7 = 35/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
25/21 = 25 × 10/21 × 10 = 250/210 - Add the two like fractions:
35/210 + 250/210 = 35 + 250/210 = 285/210 - 285/210 simplified gives 19/14
- So, 5/30 + 25/21 = 19/14
In mixed form: 15/14
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