Add 90/25 and 20/32
1st number: 3 15/25, 2nd number: 20/32
90/25 + 20/32 is 169/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 32 is 800
Next, find the equivalent fraction of both fractional numbers with denominator 800 - For the 1st fraction, since 25 × 32 = 800,
90/25 = 90 × 32/25 × 32 = 2880/800 - Likewise, for the 2nd fraction, since 32 × 25 = 800,
20/32 = 20 × 25/32 × 25 = 500/800 - Add the two like fractions:
2880/800 + 500/800 = 2880 + 500/800 = 3380/800 - 3380/800 simplified gives 169/40
- So, 90/25 + 20/32 = 169/40
In mixed form: 49/40
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