Level 1
What is 2000 less than the sum of 4892 and 2984?
2 m
Level 1
What is 887 less than 3150?
2 m
Level 2
3ab + bb3 = 535
2 m
Level 2
Find the missing digits.
1 A B + C B 5 = 5 B 8
(a) A
(b) B
(c) C

2 m
Level 2
Form the largest four digit number using the digits 0, 2, 3 and 5.
2 m