Question

Erin puts 3 small cans , 4 medium cans , and 5 large cans on a shelf . How cans does she put on the shelf

Answer 1

To find out the sum (answer) you would just add up all of the cans since they are all cans, no matter the size. 3+4+5 = 12. Therefore, Erin puts 12 tots cans on a shelf

Hope I helped and good luck!