Adding and Subtracting Place Value

which number do the models show?

• 32

• 34

• 36

• 46

87 = ____ tens and ___ones

• 80 tens 7 ones

• 8 tens 7 ones

• 70 tens 8 ones

• 7 tens 8 ones

54 = _____ tens and ____ ones

• 50 tens 3 ones

• 4 tens 50 ones

• 5 tens 4 ones

• 50 tens 4 ones

8 tens 9 ones is the same as ________. 

• 98

• 89

• 809

The number with 8 ones, 2 thousands, 7 tens and 9 hundreds is :

• 8279

• 2879

• 2978

• 2987

The place value of 6's in 3694

• 6000

• 600

• 60

• 6

Write the following number in expanded form:

84

• 8 + 4

• 8 + 40

• 80 + 40

• 80 + 4

Represent 3561 in expanded form.

• 50+6

• 600-30+2000

• 3000+500+60+1

• 4000-340

What is the difference between 600 and 400?

• 300

• 200

• 100

• 500

Which number do these Base ten blocks represent?

• 3427

• 2560

• 456

• 1982