Add 4/30 and 40/80
4/30 + 40/80 is 19/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
4/30 = 4 × 8/30 × 8 = 32/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
40/80 = 40 × 3/80 × 3 = 120/240 - Add the two like fractions:
32/240 + 120/240 = 32 + 120/240 = 152/240 - 152/240 simplified gives 19/30
- So, 4/30 + 40/80 = 19/30
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