Add 80/4 and 20/84
1st number: 20 0/4, 2nd number: 20/84
80/4 + 20/84 is 425/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
80/4 = 80 × 21/4 × 21 = 1680/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
20/84 = 20 × 1/84 × 1 = 20/84 - Add the two like fractions:
1680/84 + 20/84 = 1680 + 20/84 = 1700/84 - 1700/84 simplified gives 425/21
- So, 80/4 + 20/84 = 425/21
In mixed form: 205/21
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