Add 21/49 and 63/10
1st number: 21/49, 2nd number: 6 3/10
21/49 + 63/10 is 471/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
21/49 = 21 × 10/49 × 10 = 210/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
63/10 = 63 × 49/10 × 49 = 3087/490 - Add the two like fractions:
210/490 + 3087/490 = 210 + 3087/490 = 3297/490 - 3297/490 simplified gives 471/70
- So, 21/49 + 63/10 = 471/70
In mixed form: 651/70
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