Question

Mary has 6 shells. Her friend Tina has 3 times more than Mary. How many shells do the girls have together?

Answer 1

18 shells because since Mary has 6 and Tina has 3 shells all you have to do is multiply 6 and 3 to get 18

Answer 2

24

Explanation:

6 time 3 equal 18 and then you need to add 6 to 18 and you will get 24.