How many do you see? How do you see them?

Tyler has 3 boxes. He has 5 baseballs in each box. How many baseballs does he have altogether? Show your thinking using diagrams, symbols, or other representations.

Solve each problem. Show your thinking using diagrams, symbols, or other representations.

1. There are 4 soccer fields. Two teams are on each field. How many teams are there altogether?
2. There are 7 windows. Each window has 2 pieces of glass. How many pieces of glass are there in the windows?
3. Jada has 5 bags. Each bag has 10 earrings. How many earrings does Jada have?
4. Kiran has 4 boxes. Each box has 5 pencils in it. How many pencils does Kiran have?
5. Andre has 3 bags of carrots. Each bag has 10 carrots. How many carrots does Andre have?