Answers

Add 40/90 and 4/90

40/90 + 4/90 is 22/45.

Steps for adding fractions

1. Add the two fractions:
   40/90 + 4/90 = 40 + 4/90 = 44/90
2. 44/90 simplified gives 22/45
3. So, 40/90 + 4/90 = 22/45

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