Add 40/3 and 40/45
1st number: 13 1/3, 2nd number: 40/45
40/3 + 40/45 is 128/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
40/3 = 40 × 15/3 × 15 = 600/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
40/45 = 40 × 1/45 × 1 = 40/45 - Add the two like fractions:
600/45 + 40/45 = 600 + 40/45 = 640/45 - 640/45 simplified gives 128/9
- So, 40/3 + 40/45 = 128/9
In mixed form: 142/9
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