Level 2
Complete the number pattern.
3876, 4076,         , 4476, 4676,         
2 m
Level 2
Complete the number pattern.
5485, 4885, (a)           , 3685, 3085, (b)            
2 m
Level 2
1230, 2500, (a)               , 4980, 6190,(b)              
2 m
Level 2
7810, 6250, (a)          , 3130, (b)           , 10
2 m
Level 3
Adam saves $1 in the 1st week and $4 in the 2nd week.
Each week, he saves $3 more than the week before.
  1. How much money does he save in the 5th week?
  2. In which week does he save $22?
4 m