Count by 10's
10 More/ 10 Less
Mystery
100
10, 20, 30, ___, 50
40
100
What is 1 more than 12?
13
100
What is 2 tens and 3 ones?
23
200
70, 80, ____, 100
90
200
What is 1 less than 69?
68
200
Miss Ebbens' class has 13 boys and Mrs. Martin's class has 8 boys. How many boys are there altogether?
21
300
20, 30, 40, ____, ____, 70
50, 60
300
What is 10 more than 70?
80
300
Write this number: seven
7
400
90, 100, ____
110
400
What is 10 less than 60?
50
400
Miss Ebbens had 15 cookies and gave Mrs. Martin 7 cookies. How many cookies does Miss Ebbens have left?
8 cookies
500
120, 130, 140, ____, 160
150
500
What is 10 more than 110?
120
500
What number has 2 hundreds, 5 tens, and 8 ones?
258