Level 2
What are the missing numbers?
1222, (a)           , 1242, 1252, (b)           , 1272
2 m
Level 3
1 marble, 1 sticker and 1 bead cost $17.
1 marble and 1 sticker cost $7.
1 marble and 1 bead cost $12.
How much are 1 sticker and 1 bead?
4 m
Level 1
Bruce had 240 balloons. He gave away some balloons. After that, he had 166 balloons left. How many balloons did he give away?
1 m