Add 12/40 and 32/9
1st number: 12/40, 2nd number: 3 5/9
12/40 + 32/9 is 347/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
12/40 = 12 × 9/40 × 9 = 108/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
32/9 = 32 × 40/9 × 40 = 1280/360 - Add the two like fractions:
108/360 + 1280/360 = 108 + 1280/360 = 1388/360 - 1388/360 simplified gives 347/90
- So, 12/40 + 32/9 = 347/90
In mixed form: 377/90
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