Math Unit 4

Decimals

100

True or False: .4 is equivalent to 4/10. 

True

200

True or False: .5 is equivalent to 5/100

False

300

6/10 = ?/100

60/100

400

.7 = ?/100

70/100

500

Put in order from least to greatest. 

1.5, .4 , .25 , .06 , 

.06, .25, .4, 1.5

Multiplication

100

4 x 2

8

200

3 x 6

18

300

6 x 4

24

400

8 x 8

64

500

7 x 9

72

Addition

100

402,356 + 5,678

408,034

200

127,643 + 243,201

370,844

300

25,358 + 90,132

115,490

400

872,006 + 127,689

999,695

500

958,422 + 39,782

998,204

Subtraction

100

54,302 - 33,101

21,201

200

595,678 - 253,437

342,241

300

872,506 - 379,431

493,075

400

902,689 - 456,908

445,781

500

400,000 - 238,417

161,538

Place Value

100

In the number 48,925.. What number is in the ten thousands place?

4

200

In the number 546,786.... What number is in the hundred thousands place?

5

300

What is the value of the 2 in 325?

20

400

The number is 125,678. Write a number that is 10 times the value of the 2 in this number. 

Any number in the 200,000's. 

500

Write 987,654 in expanded form. 

900,000 + 80,000 + 7,000 + 600 + 50 + 4