Add 90/50 and 9/40
1st number: 1 40/50, 2nd number: 9/40
90/50 + 9/40 is 81/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
90/50 = 90 × 4/50 × 4 = 360/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
9/40 = 9 × 5/40 × 5 = 45/200 - Add the two like fractions:
360/200 + 45/200 = 360 + 45/200 = 405/200 - 405/200 simplified gives 81/40
- So, 90/50 + 9/40 = 81/40
In mixed form: 21/40
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