Add 70/4 and 3/84
1st number: 17 2/4, 2nd number: 3/84
70/4 + 3/84 is 491/28.
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,
70/4 = 70 × 21/4 × 21 = 1470/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
3/84 = 3 × 1/84 × 1 = 3/84 - Add the two like fractions:
1470/84 + 3/84 = 1470 + 3/84 = 1473/84 - 1473/84 simplified gives 491/28
- So, 70/4 + 3/84 = 491/28
In mixed form: 1715/28
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