Level 1
Look at the patterns shown. What is the total number of beads in Pattern 25?
1 m
Level 2
Some plants are placed along a street at equal distances from one another.
The distance between the 2nd and the 5th plant is 1.05 m.
What is the distance between the 1st and the 8th plant?
3 m
Level 2
9 lamp posts are planted along a road at equal distances.
The distance between the 2nd and the 4th lamp post is 17.9 m.
What is the distance between the 1st and the last lamp post?
4 m
Level 1
Find the following values without a calculator.
  1. 57, 58, ___
  2. 64, ___, 84
  3. 508, 608, ___
1 m
Level 1
Find the following values without a calculator.
  1. 59, 58, ___
  2. 84, ___, 64
  3. 508, 408, ___
1 m