Add 42/4 and 54/90
1st number: 10 2/4, 2nd number: 54/90
42/4 + 54/90 is 111/10.
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,
54/90 = 54 × 2/90 × 2 = 108/180 - Add the two like fractions:
1890/180 + 108/180 = 1890 + 108/180 = 1998/180 - 1998/180 simplified gives 111/10
- So, 42/4 + 54/90 = 111/10
In mixed form: 111/10
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