Add 40/48 and 90/45
1st number: 40/48, 2nd number: 2 0/45
40/48 + 90/45 is 17/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
40/48 = 40 × 15/48 × 15 = 600/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
90/45 = 90 × 16/45 × 16 = 1440/720 - Add the two like fractions:
600/720 + 1440/720 = 600 + 1440/720 = 2040/720 - 2040/720 simplified gives 17/6
- So, 40/48 + 90/45 = 17/6
In mixed form: 25/6
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