Ms. Nguyen’s 3rd Grade ACP Prep

Expanded Notation

100

Write this number in expanded form.

17,289

10,000+7,000+200+80+9

200

Write the number in expanded form.

102,281

100,000+2,000+200+80+1

300

Change the expanded form to simplified form.

9,000+300+20+2

9,322

400

Change the expanded form to simplified form.

10,000+500+10+9

10,519

500

Change the expanded form to simplified form.

100,000+30,000+800+70+1

130,871

Rounding

100

Round this number to the nearest tens place using a number line.

289

290

200

Round this number to the nearest hundreds place using a number line.

8,282

8,300

300

Round this number to the nearest thousands place.

123,456

123,000

400

Round this number to the nearest tens place.

98,707

98,710

500

Round to the nearest ten thousands place.

95,748

100,000

Comparisons

100

89 __ 71

A) Greater than, >

B) Less than, <

C) Equal to, =

A) Greater than, >

200

45 __ 70

A) Greater than, >

B) Less than, <

C) Equal to, =

B) Less than, <

300

100 __ 100

A) Greater than, >

B) Less than, <

C) Equal to, =

C) Equal to, =

400

(5x9) __ (7x8)

A) Greater than, >

B) Less than, <

C) Equal to, =

B) Less than, <

500

30 __ (6X4)

A) Greater than, >

B) Less than, <

C) Equal to, =

A) Greater than, >

Multiplication

100

11 x 5 =

55

200

24 x 8 =

192

300

37 x 9 =

333

400

42 x 10=

420

500

56 x 11 =

616

Division

100

_ X 8 = 64

8

200

_ X 9 = 108

12

300

360 div 6 =

60

400

490 div 7 =

70

500

981 div 3 =

327

Word Problems

100

Ms.Nguyen bought 4 cakes for $9 each. How much money did she spend on cakes?

4 x 9 = 36

Ms. Nguyen spends $36 on cakes.

200

Kevin has a pack of 30 cards in his game. He splits the cards evenly between him and his five friends. How many cards did each person get?

30 divided by 6 = 5

Each person got 5 cards.

300

Lucy has a collection of socks. She has 5 pairs of red socks, 8 pairs of blue socks, and 4 pairs of yellow socks. How many pairs does she have in her collection?

5+8+4=17

Lucy has 17 pairs of socks in her collection.

400

Henry got $80 for his birthday. He decided to buy a toy car, a video game, and a hat. The toy car costs $5, the video game costs $45, and the hat costs $13. How much money does he have left?

80 - 5 - 45 - 13=

80 - 63 = 17

Henry has $17 left.

500

Jenifer went to buy apples for her pies. She bought 3lbs of apples. It costs $4 per pound. How much does it cost to buy her 3lbs of apples? If she gave the cashier $15, how much money did she get for change?

3 x 4 = 12

The apples cost $12.

15 - 12 = 3

She would get $3 dollars for change.