Add 42/8 and 75/90
1st number: 5 2/8, 2nd number: 75/90
42/8 + 75/90 is 73/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
42/8 = 42 × 45/8 × 45 = 1890/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
75/90 = 75 × 4/90 × 4 = 300/360 - Add the two like fractions:
1890/360 + 300/360 = 1890 + 300/360 = 2190/360 - 2190/360 simplified gives 73/12
- So, 42/8 + 75/90 = 73/12
In mixed form: 61/12
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