Add 48/49 and 42/40
1st number: 48/49, 2nd number: 1 2/40
48/49 + 42/40 is 1989/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
48/49 = 48 × 40/49 × 40 = 1920/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
42/40 = 42 × 49/40 × 49 = 2058/1960 - Add the two like fractions:
1920/1960 + 2058/1960 = 1920 + 2058/1960 = 3978/1960 - 3978/1960 simplified gives 1989/980
- So, 48/49 + 42/40 = 1989/980
In mixed form: 229/980
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