Problems

1. Tina catches six fish, Miriama catches seven fish, and Liam catches four fish. How many do they catch altogether?

2.     3 + 5 + 5 + 7 =
3.     4 + 6 + 4 + 9 + 6 =

Challenge

4.    40 + 50 + 70 + 60 + 30 =

Use Explain Everything and show your thinking. Draw arrows, circle numbers in different colours or any other way you can think of to solve the problems.