Add 4/42 and 40/48
4/42 + 40/48 is 13/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
4/42 = 4 × 8/42 × 8 = 32/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
40/48 = 40 × 7/48 × 7 = 280/336 - Add the two like fractions:
32/336 + 280/336 = 32 + 280/336 = 312/336 - 312/336 simplified gives 13/14
- So, 4/42 + 40/48 = 13/14
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