Add 42/35 and 28/72
1st number: 1 7/35, 2nd number: 28/72
42/35 + 28/72 is 143/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
42/35 = 42 × 72/35 × 72 = 3024/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
28/72 = 28 × 35/72 × 35 = 980/2520 - Add the two like fractions:
3024/2520 + 980/2520 = 3024 + 980/2520 = 4004/2520 - 4004/2520 simplified gives 143/90
- So, 42/35 + 28/72 = 143/90
In mixed form: 153/90
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