Answers

Add 42/60 and 75/84

42/60 + 75/84 is 223/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   42/60 = 42 × 7/60 × 7 = 294/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   75/84 = 75 × 5/84 × 5 = 375/420
4. Add the two like fractions:
   294/420 + 375/420 = 294 + 375/420 = 669/420
5. 669/420 simplified gives 223/140
6. So, 42/60 + 75/84 = 223/140
   In mixed form: 183/140

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