Add 84/90 and 28/8
1st number: 84/90, 2nd number: 3 4/8
84/90 + 28/8 is 133/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
84/90 = 84 × 4/90 × 4 = 336/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
28/8 = 28 × 45/8 × 45 = 1260/360 - Add the two like fractions:
336/360 + 1260/360 = 336 + 1260/360 = 1596/360 - 1596/360 simplified gives 133/30
- So, 84/90 + 28/8 = 133/30
In mixed form: 413/30
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