Add 4/90 and 30/4
1st number: 4/90, 2nd number: 7 2/4
4/90 + 30/4 is 679/90.
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,
4/90 = 4 × 2/90 × 2 = 8/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
30/4 = 30 × 45/4 × 45 = 1350/180 - Add the two like fractions:
8/180 + 1350/180 = 8 + 1350/180 = 1358/180 - 1358/180 simplified gives 679/90
- So, 4/90 + 30/4 = 679/90
In mixed form: 749/90
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