Add 4/40 and 12/35
4/40 + 12/35 is 31/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
4/40 = 4 × 7/40 × 7 = 28/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
12/35 = 12 × 8/35 × 8 = 96/280 - Add the two like fractions:
28/280 + 96/280 = 28 + 96/280 = 124/280 - 124/280 simplified gives 31/70
- So, 4/40 + 12/35 = 31/70
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