Addition
Subtraction
Place Value
Time
Money
100

10+5=__

15

100

10-0=___

10

100

What number is in the ones place? 43

200

7 + 14 =

21

200

14- 6 =

8

200

What number is in the tens place?

12

1


300

15 + 6 =

21

300

20-10

10

300

2 ten + 9 ones 

29

400

20 + 10 =

30

400

30-5=

25

400

63= ___ tens + ___ ones

 6 tens, 3 ones

500

10 + 10 +5 = ____

25

500

45-22

23

500

Which number is in the hundreds place?

249

2