Add 35/4 and 72/90
1st number: 8 3/4, 2nd number: 72/90
35/4 + 72/90 is 191/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
35/4 = 35 × 45/4 × 45 = 1575/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
72/90 = 72 × 2/90 × 2 = 144/180 - Add the two like fractions:
1575/180 + 144/180 = 1575 + 144/180 = 1719/180 - 1719/180 simplified gives 191/20
- So, 35/4 + 72/90 = 191/20
In mixed form: 911/20
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