Add 36/8 and 20/90
1st number: 4 4/8, 2nd number: 20/90
36/8 + 20/90 is 85/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
36/8 = 36 × 45/8 × 45 = 1620/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
20/90 = 20 × 4/90 × 4 = 80/360 - Add the two like fractions:
1620/360 + 80/360 = 1620 + 80/360 = 1700/360 - 1700/360 simplified gives 85/18
- So, 36/8 + 20/90 = 85/18
In mixed form: 413/18
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