Question

Ella has 50 stacks of ten pennies in each stack. Describe how to find how many pennies ella has in all

Answer 1

To find how many pennies Ella has in all, just do 50 * 10. Cross the two zeros out and drop them as part of the answer. Then do 5 * 1 to get 5. When you do this, your answer is 500. Ella has 500 pennies in all.