Add 84/40 and 15/84
1st number: 2 4/40, 2nd number: 15/84
84/40 + 15/84 is 319/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 84 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
84/40 = 84 × 21/40 × 21 = 1764/840 - Likewise, for the 2nd fraction, since 84 × 10 = 840,
15/84 = 15 × 10/84 × 10 = 150/840 - Add the two like fractions:
1764/840 + 150/840 = 1764 + 150/840 = 1914/840 - 1914/840 simplified gives 319/140
- So, 84/40 + 15/84 = 319/140
In mixed form: 239/140
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