A pet store owner ordered 27 parakeets. She wants to put 3 birds in each cage. How many bird cages does the store owner need? 
 The pet store owner knew she could solve this problem by using the number sentence __ = 27 ÷ 3. 
 Which is another way the pet store owner could solve this problem? A. Add 27 and 3. 
 B. Subtract 3 from 27. Keep subtracting 3 from the answer until she gets 0. Count the number of times 3 was subtracted. 
 C. Add 3 to 27. Keep adding 3 to the answer for a total of 3 times. 
 D. Multiply 27 by 3.
 Answer is B