Add 72/90 and 14/4
1st number: 72/90, 2nd number: 3 2/4
72/90 + 14/4 is 43/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
72/90 = 72 × 2/90 × 2 = 144/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
14/4 = 14 × 45/4 × 45 = 630/180 - Add the two like fractions:
144/180 + 630/180 = 144 + 630/180 = 774/180 - 774/180 simplified gives 43/10
- So, 72/90 + 14/4 = 43/10
In mixed form: 43/10
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