Add 40/90 and 80/45
1st number: 40/90, 2nd number: 1 35/45
40/90 + 80/45 is 20/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
40/90 = 40 × 1/90 × 1 = 40/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
80/45 = 80 × 2/45 × 2 = 160/90 - Add the two like fractions:
40/90 + 160/90 = 40 + 160/90 = 200/90 - 200/90 simplified gives 20/9
- So, 40/90 + 80/45 = 20/9
In mixed form: 22/9
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