Add 21/10 and 48/84
1st number: 2 1/10, 2nd number: 48/84
21/10 + 48/84 is 187/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
21/10 = 21 × 42/10 × 42 = 882/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
48/84 = 48 × 5/84 × 5 = 240/420 - Add the two like fractions:
882/420 + 240/420 = 882 + 240/420 = 1122/420 - 1122/420 simplified gives 187/70
- So, 21/10 + 48/84 = 187/70
In mixed form: 247/70
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