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Place Value
Addition
Subtraction
Missing Number
Open Number Line
100

In the number 192, which digit is the tens place?

What is 9

100

17+0=___

What is 17

100

16-1=_____

What is 15

100

10, 20, _____, 40, 50

What is 30

100

Solve 10+34 on an open number line

What is 44

200

Draw 54 using base ten blocks

What 5 tens 4 ones

200

6+____=10

What is 4

200

10-___=8

What is 2
200

15, 20, 25, 30, ______, 40, 45

What is 35
200
Solve 59+10 on an open number line

What is 69

300

Draw 257 using base ten blocks

What is 2 hundreds, 5 tens, and 7 ones

300

16+8=_____ Show your thinking

What is 24 

16+4=20

20+4=24

300

15-2=_____

What is 13

300

32, 34, 36, _____, 40

What is 38

300

Solve 25+15 on an open number line

what is 40

400

I have 6 tens and 12 ones

What is 72
400

12+8=____ Show your thinking

What is 20

400

34-6=______ Show your thinking

What is 28


34-4=30

30-2=28

400

41, 51, 61, _____, 81, 91

What is 71

400

Solve 35+17 on an open number line

What is 52
500

I have 3 hundreds and 7 ones

What is 307
500

25+9=_____ Show your thinking

What is 34

25+5=30

30+4=34

500

25-9=_____

What is 16


25-5=20

20-4=16

500

77, 82, 87,_____, 97,102, 107

What is 92

500

Solve 14+36 on an open number line

50