Add 45/20 and 40/84
1st number: 2 5/20, 2nd number: 40/84
45/20 + 40/84 is 229/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
45/20 = 45 × 21/20 × 21 = 945/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
40/84 = 40 × 5/84 × 5 = 200/420 - Add the two like fractions:
945/420 + 200/420 = 945 + 200/420 = 1145/420 - 1145/420 simplified gives 229/84
- So, 45/20 + 40/84 = 229/84
In mixed form: 261/84
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