Add 42/4 and 1/90
1st number: 10 2/4, 2nd number: 1/90
42/4 + 1/90 is 473/45.
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,
42/4 = 42 × 45/4 × 45 = 1890/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
1/90 = 1 × 2/90 × 2 = 2/180 - Add the two like fractions:
1890/180 + 2/180 = 1890 + 2/180 = 1892/180 - 1892/180 simplified gives 473/45
- So, 42/4 + 1/90 = 473/45
In mixed form: 1023/45
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