Add 90/30 and 42/4
1st number: 3 0/30, 2nd number: 10 2/4
90/30 + 42/4 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
90/30 = 90 × 2/30 × 2 = 180/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
42/4 = 42 × 15/4 × 15 = 630/60 - Add the two like fractions:
180/60 + 630/60 = 180 + 630/60 = 810/60 - 810/60 simplified gives 27/2
- So, 90/30 + 42/4 = 27/2
In mixed form: 131/2
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