Add 70/4 and 9/84
1st number: 17 2/4, 2nd number: 9/84
70/4 + 9/84 is 493/28.
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,
9/84 = 9 × 1/84 × 1 = 9/84 - Add the two like fractions:
1470/84 + 9/84 = 1470 + 9/84 = 1479/84 - 1479/84 simplified gives 493/28
- So, 70/4 + 9/84 = 493/28
In mixed form: 1717/28
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