RTI

Turtle Method

100

55X12

660

200

71X63

4,473

300

20X98

1,960

400

67X25

1,675

500

84X44

3,696

Place Value

100

What place value is the 3 in?

132,098

Ten thousands

200

What place value is the 6 in?

763

tens

300

What place is the 8 in?

567,008

Ones

400

What place value is the 5 in?

5,703

Thousands

500

What place value is the 9 in?

908,667

Hundred Thousands

Subtraction

100

5,672- 321=?

5,351

200

7,936-7,863=?

73

300

23,762- 7,900=?

15,862

400

93,878- 72,089

21,789

500

A library had 32,500 books. If the library then decided to remove 5,800 old books, how many books does the library have now?

26,700

Value

100

What is the value of the 3 in 365?

300

200

What is the value of 5 in 123,650?

50

300

What is the value of 7 in 17,459?

7,000

400

What is the value of the 2 in 26,300?

20,000

500

What is the value of the 5 in 573,007?

500,000

Standard FormExpanded FormWord Form

100

Expanded Form:

3,329

3,000+ 300+ 20+9

200

Standard form:

five hundred ninety one

591

300

Word form:

12,451

Twelve thousand, four hundred fifty one

400

Standard Form:

Seven hundred fifty three thousand, two hundred eight

753,208

500

Expanded Form:

590,703

500,000+ 90,000+700+3