Add 54/70 and 75/28
1st number: 54/70, 2nd number: 2 19/28
54/70 + 75/28 is 69/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
54/70 = 54 × 2/70 × 2 = 108/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
75/28 = 75 × 5/28 × 5 = 375/140 - Add the two like fractions:
108/140 + 375/140 = 108 + 375/140 = 483/140 - 483/140 simplified gives 69/20
- So, 54/70 + 75/28 = 69/20
In mixed form: 39/20
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