Add 72/42 and 1/10
1st number: 1 30/42, 2nd number: 1/10
72/42 + 1/10 is 127/70.
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,
72/42 = 72 × 5/42 × 5 = 360/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
1/10 = 1 × 21/10 × 21 = 21/210 - Add the two like fractions:
360/210 + 21/210 = 360 + 21/210 = 381/210 - 381/210 simplified gives 127/70
- So, 72/42 + 1/10 = 127/70
In mixed form: 157/70
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