Add 30/80 and 8/90
30/80 + 8/90 is 167/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
30/80 = 30 × 9/80 × 9 = 270/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
8/90 = 8 × 8/90 × 8 = 64/720 - Add the two like fractions:
270/720 + 64/720 = 270 + 64/720 = 334/720 - 334/720 simplified gives 167/360
- So, 30/80 + 8/90 = 167/360
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