Decimals!
Subtract!
Multiply!
Divide!
Place Value!
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100

What do we say for the decimal point when we read a decimal number?

and

100

Mental Math

20-10

10

100

MENTAL MATH

37 + 68 = ?

105

100

MENTAL MATH

2 x 12

24

100

6/2

3

100

What place is the 6 in the number 642

Hundreds
100

You have 15 apples and give away 10, how many do you have left?

5

200

What place is the 5 in the number 0.5?

Tenths

200

Mr. Lara wants to buy a phone charger worth \$42, but he only has a \$50 bill How much change will he receive?

\$8

200

134 + 134 = ?

268

200

MENTAL MATH

50 x 2 =

100

200

20 divided into 4 groups, how many would be in each group?

5

200

What place is the 4 in the number 4,317

Thousands

200
You want to share 10 skittles with 32 friends, how many Skittles are you going to need?

320

300

What place is the 8 in this number?

Hundreths

300

Mental Math

60 - 30 =

30

300

MENTAL MATH

98 + 499 = ?

597

300

6 x 5 = ?

30

300

MENTAL MATH

40 divided into 5 groups

8

300

Compare these numbers using greater than, less than or equal to. 375 _____ 357

greater than >

300

What is Mrs. Henning's first name? (Spelled correctly)

Ange

400

Read this decimal number - 25.73

Twenty five and 73 hundreths

400

642-318

324
400

MENTAL MATH

30 + x = 951

x = 921

400

6 x  9 =

54
400

MENTAL MATH

45 divided into 9 groups

5

400

Compare these decimal numbers using greater than, less than and equal to.

0.65 ______ 0.83

Less than <

400

Not counting today, how many days are left in July?

5

500

What is the expanded form of 12.65.

10 + 2 + 0.6 + 0.05

500

562-191

371

500

MENTAL MATH

155 + 245 = ?

400

500

8 x 7 =

56
500

MENTAL MATH

100 divided into 5 groups

20

500

Order these decimal numbers from least to greatest.

3.0, 0.3, 12, 0.75

0.3, 0.75, 3.0, 12

500

Not counting today, how many days until Christmas?

152 days

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