Add 3/40 and 90/48
1st number: 3/40, 2nd number: 1 42/48
3/40 + 90/48 is 39/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
3/40 = 3 × 6/40 × 6 = 18/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
90/48 = 90 × 5/48 × 5 = 450/240 - Add the two like fractions:
18/240 + 450/240 = 18 + 450/240 = 468/240 - 468/240 simplified gives 39/20
- So, 3/40 + 90/48 = 39/20
In mixed form: 119/20
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