Level 2
Some campers decided to pitch their tents in a circle. The tents were evenly spaced out and numbered in order. The 3rd tent was pitched directly opposite the 11th tent. If 4 tents were taken down, how many tents were left?
2 m
Level 1
Find the following values without a calculator.
  1. 0.1, 0.2, ____, 0.4
  2. 2.1, ____, 2.4, 2.55
  3. 1.4, 1.8, 2.2, _____
2 m
TRY FOR FREE
Level 2
Two identical rectangular blocks and 1 square block are placed on the scale as shown. The mass of the square block is 500 g. What is the mass of 1 rectangular block?
2 m
TRY FOR FREE
Level 2
The figure shows the mass of 2 different types of balls at a shop. Find the mass of one rubber ball.
2 m
Level 2
What is the value of the letter A in the number line shown?
2 m