Add 84/90 and 28/49
84/90 + 28/49 is 158/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
84/90 = 84 × 49/90 × 49 = 4116/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
28/49 = 28 × 90/49 × 90 = 2520/4410 - Add the two like fractions:
4116/4410 + 2520/4410 = 4116 + 2520/4410 = 6636/4410 - 6636/4410 simplified gives 158/105
- So, 84/90 + 28/49 = 158/105
In mixed form: 153/105
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