Add 54/42 and 72/10
1st number: 1 12/42, 2nd number: 7 2/10
54/42 + 72/10 is 297/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
54/42 = 54 × 5/42 × 5 = 270/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
72/10 = 72 × 21/10 × 21 = 1512/210 - Add the two like fractions:
270/210 + 1512/210 = 270 + 1512/210 = 1782/210 - 1782/210 simplified gives 297/35
- So, 54/42 + 72/10 = 297/35
In mixed form: 817/35
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