Add 45/35 and 72/42
1st number: 1 10/35, 2nd number: 1 30/42
45/35 + 72/42 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
45/35 = 45 × 6/35 × 6 = 270/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
72/42 = 72 × 5/42 × 5 = 360/210 - Add the two like fractions:
270/210 + 360/210 = 270 + 360/210 = 630/210 - 630/210 simplified gives 3/1
- So, 45/35 + 72/42 = 3/1
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