Answers

Add 48/40 and 54/45

1^st number: 1 8/40, 2^nd number: 1 9/45

48/40 + 54/45 is 12/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   48/40 = 48 × 9/40 × 9 = 432/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   54/45 = 54 × 8/45 × 8 = 432/360
4. Add the two like fractions:
   432/360 + 432/360 = 432 + 432/360 = 864/360
5. 864/360 simplified gives 12/5
6. So, 48/40 + 54/45 = 12/5
   In mixed form: 22/5

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