Add 7/90 and 72/56
1st number: 7/90, 2nd number: 1 16/56
7/90 + 72/56 is 859/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 90 × 28 = 2520,
7/90 = 7 × 28/90 × 28 = 196/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
72/56 = 72 × 45/56 × 45 = 3240/2520 - Add the two like fractions:
196/2520 + 3240/2520 = 196 + 3240/2520 = 3436/2520 - 3436/2520 simplified gives 859/630
- So, 7/90 + 72/56 = 859/630
In mixed form: 1229/630
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