Add 40/90 and 75/45
1st number: 40/90, 2nd number: 1 30/45
40/90 + 75/45 is 19/9.
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,
75/45 = 75 × 2/45 × 2 = 150/90 - Add the two like fractions:
40/90 + 150/90 = 40 + 150/90 = 190/90 - 190/90 simplified gives 19/9
- So, 40/90 + 75/45 = 19/9
In mixed form: 21/9
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