Base Tens and Ones

How many tens and ones are there?

• 1 ten 2 ones

• 1 ten 3 ones

• 2 tens 1 one

• 1 ten 0 ones

How many tens and ones are there?

• 2 tens 5 ones

• 1 ten 5 ones

• 5 tens 2 ones

• 2 ten 4 ones

How many tens and ones are there?

• 4 tens 8 ones

• 3 tens 9 ones

• 3 tens 8 ones

• 2 tens 9 ones

How many tens and ones are there?

• 2 tens 6 ones

• 2 tens 7 ones

• 3 tens 6 ones

• 1 ten 9 ones

5 tens

3 ones

17 is ​ (a)   tens and ​ (b)   ones

• 1

• 7

• 10

• 70

What number is shown?

• 45

• 450

• 405

• 4005

• 8

• 800

• 80

• 100

• 27
• 72
• 20

What number is being shown?

• 330

• 331

• 333

• 3330