Answers

Add 40/20 and 90/64

1^st number: 2 0/20, 2^nd number: 1 26/64

40/20 + 90/64 is 109/32.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 64 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 20 × 16 = 320,
   40/20 = 40 × 16/20 × 16 = 640/320
3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
   90/64 = 90 × 5/64 × 5 = 450/320
4. Add the two like fractions:
   640/320 + 450/320 = 640 + 450/320 = 1090/320
5. 1090/320 simplified gives 109/32
6. So, 40/20 + 90/64 = 109/32
   In mixed form: 313/32

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