Level 2
Form the smallest four digit even number using the digits 1, 3, 4 and 5.
2 m
Level 2
Form the smallest four digit odd number using the digits 0, 4, 5 and 9.
2 m
Level 2
Form the largest four digit even number using the digits 0, 5, 4 and 7.
2 m
Level 2
Form the largest four digit odd number using the digits 0, 3, 5 and 7.
2 m
Level 2 PSLE
The figure shows three boxes A, B and C on a balance scale. The average mass of the three boxes is 250 g. The mass of B is a 2-digit number. What is the smallest possible difference between the mass of A and B?
3 m