Addition

Addition

Skip counting

Place Value

Subtraction

Expanded form

100

5+5

10

100

10, _____, _____, 13

11, 12

100

How many ones are in 312

2

100

10-5

5

100

What is the expanded form of 345

300+40+5

200

10+7

17

200

What's the pattern?

5, 10, 15, 20, 25, 30

Skip counting by 5

200

How many tens are in 542

4

200

15-3

12

200

what is the expanded form of 23

20+3

300

25+3

28

300

What number is missing?

90, ___, 70, 60

80

300

How many hundreds are in 937

9

300

40-20

20

300

What is the expanded form of 222

200+20+2

400

50+20

70

400

Find the pattern:

33, 36, 39, 42, 45, 48

skip count by 3's

400

True or False:

There are 3 tens in the number 83

False, there are 8

400

33-22

11

400

What is the expanded form of 15

10+5

500

73+26

99

500

Fill in the blanks:

77, ___, ____, ____, 73

76, 75, 74

500

How many hundreds are there in 9,751

7

500

67-54

13

500

What is the expanded form of 403

400+3