Add 32/40 and 42/18
1st number: 32/40, 2nd number: 2 6/18
32/40 + 42/18 is 47/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
32/40 = 32 × 9/40 × 9 = 288/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
42/18 = 42 × 20/18 × 20 = 840/360 - Add the two like fractions:
288/360 + 840/360 = 288 + 840/360 = 1128/360 - 1128/360 simplified gives 47/15
- So, 32/40 + 42/18 = 47/15
In mixed form: 32/15
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