Level 1
Find the value of 1 unit.
  1. 1 u + 5 = 10
  2. 5 + 1 u = 10
  3. 10 = 1 u - 5
  4. 10 = 5 + 1 u
4 m
Level 1
Find the value of 1 unit.
  1. 1 u - 5 = 10
  2. 10 = 1 u - 5
  3. 10 - 1 = 1 u - 5
  4. 10 + 1 = 1 u - 5
4 m
Level 1
Find the value of 1 unit.
  1. 3 u + 20 = 50
  2. 20 + 3 u = 50
  3. 5 u - 20 = 30
  4. 30 = 5 u - 20
4 m
Level 1
Find the value of 1 unit.
  1. 5 u - 20 = 10
  2. 5 u - 20 = 1 u
  3. 10 = 5 u - 20
  4. 1 u = 5 u - 20
4 m
Level 1
Find the value of 1 unit.
  1. 5 u + 8 = 1 u + 20
  2. 1 u + 20 = 5 u + 8
  3. 5 u + 20 = 1 u - 4
  4. 1 u - 4 = 5 u + 20
4 m
Level 2
Find the value of 1 unit.
  1. 1 u + 8 = 20 - 5 u
  2. 20 - 5 u = 1 u + 8
  3. 1 u - 10 = 20 - 5 u
  4. 20 - 5 u = 1 u - 10
4 m
Level 2
Find the value of 1 unit.
  1. 5 u - 20 = 1 u - 8
  2. 1 u - 8 = 5 u - 20
  3. 8 - 1 u = 20 - 5 u
  4. 20 - 5 u = 8 - 1 u
4 m
Level 2
Find the value of 1 unit.
  1. 6 u - 15 = 1 - 2 u
  2. 1 - 2 u = 6 u - 15
  3. 5 u - 2 = 14 - 3 u
  4. 14 - 3 u = 5 u - 2
4 m
Level 2
Find the value of 1 unit.
  1. 7 u - 20 = 4 u + 10
  2. 4 u + 10 = 7 u - 20
  3. 4 u - 10 = 1 u + 20
  4. 1 u + 20 = 4 u - 10
4 m
Level 3
Hazel had $300 more than Wendy. Hazel gave 35 of her money to Wendy. Wendy then gave 25% of her money to Hazel. In the end, Wendy had $186 more than Hazel. How much did Hazel have at first?
4 m