Đề thi Olympic Tiếng Anh lớp 2 vòng 25 năm 2013 - 2014

The bus driver is driving down the street and sees many road signs. Which of these signs is shaped like a rectangle?

There are 4 tricycles at the bike store. Each tricycle has 3 black wheels. How many wheels are there in all?

Which two of these shapes have the same number of sides?

Byron had 15 pieces of gum. He gave away 9 of them to his friends. How many pieces of gum did Byron have left?

What is the perimeter of the shape shown above?

Elyse has 4 bags of cookies. Each bag contains 5 cookies. Which of the following shows a way to find the number of cookies Elyse has in all?

Peggy wants to put these number cards in order from least to greatest. Which of the choices shows the correct order?

How is four hundred sixty written in standard form?

When you count by ones, what number comes after 275?

In the number 1,842, which number is in the tens place?