Add 90/30 and 70/4
1st number: 3 0/30, 2nd number: 17 2/4
90/30 + 70/4 is 41/2.
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,
70/4 = 70 × 15/4 × 15 = 1050/60 - Add the two like fractions:
180/60 + 1050/60 = 180 + 1050/60 = 1230/60 - 1230/60 simplified gives 41/2
- So, 90/30 + 70/4 = 41/2
In mixed form: 201/2
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