10
26. There were 654 geese on a pond when another flock of 135 geese arrived.
How many geese were on the pond then?
A. 789
B. 799
C. 889
27. The sum of 587 and 221 is closest to
A. 400
B. 800
C. 900
28. The sum of 313 and 406 is closest to
A. 100
B. 700
C. 800
29. Estimate the sum of these two numbers: 167 + 122 =
A. 200
B. 250
C. 300
30. Jim wants 500 trading cards. He has 50 cards. How many more cards does he
need? (Do this in your head, without pencil and paper or calculator.)
A. 400
B. 450
C. 550
35. Write the number six hundred seven______________
36. Write the number one hundred twelve____________
37. Write the number two hundred eight____________