Missing Number
Expanded Form
Base Ten Blocks
Comparing Numbers
100

What's the missing number?

55, 60, ___, 70

65

100

What is 479 in expanded form?

400+70+9

100

I have 4 tens and 1 one

41
100

17 ___ 71

< 71
200

What's the missing number?

70, 75, 80, 85, ___, 95

90

200

What is 912 in expanded form?

900+10+2

200

I have 3 hundreds, 6 tens, 2 ones

362


200

100 __ 100

=

300

What's the missing number?

100, 105, ___, 115, 120

110

300

What is 999 in expanded form?

900+90+9

300

I have 2 hundreds, 9 tens, and 5 ones

295

300

187 __ 157

187 >

400

What's the missing number?
295, ___, 305, 310

300

400

What is 1394 in expanded form?

1000+300+90+4

400

I have 7 thousands, 5 hundreds, 2 tens, 0 ones

7520

400

296 ___ 487

< 487

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