Add 90/56 and 72/40
1st number: 1 34/56, 2nd number: 1 32/40
90/56 + 72/40 is 477/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
90/56 = 90 × 5/56 × 5 = 450/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
72/40 = 72 × 7/40 × 7 = 504/280 - Add the two like fractions:
450/280 + 504/280 = 450 + 504/280 = 954/280 - 954/280 simplified gives 477/140
- So, 90/56 + 72/40 = 477/140
In mixed form: 357/140
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