Add 70/40 and 50/90
1st number: 1 30/40, 2nd number: 50/90
70/40 + 50/90 is 83/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
70/40 = 70 × 9/40 × 9 = 630/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
50/90 = 50 × 4/90 × 4 = 200/360 - Add the two like fractions:
630/360 + 200/360 = 630 + 200/360 = 830/360 - 830/360 simplified gives 83/36
- So, 70/40 + 50/90 = 83/36
In mixed form: 211/36
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