Add 90/20 and 30/48
1st number: 4 10/20, 2nd number: 30/48
90/20 + 30/48 is 41/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
90/20 = 90 × 12/20 × 12 = 1080/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
30/48 = 30 × 5/48 × 5 = 150/240 - Add the two like fractions:
1080/240 + 150/240 = 1080 + 150/240 = 1230/240 - 1230/240 simplified gives 41/8
- So, 90/20 + 30/48 = 41/8
In mixed form: 51/8
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