Math Review

Standard Algorithm Addition

100

17 + 222

239

200

456 + 789

1,245

300

1,143 + 10,888

12,031

400

200,712 + 1,000,753

1,201,465

500

145 + 30,987 + 765

31,897

Standard Algorithm Subtraction

100

77 - 22

55

200

182 - 56

126

300

1,801 - 442

1,359

400

130,000 - 77,654

52,346

500

1,003,912 - 656,789

347,123

Expanded Form

100

What is 73 expressed in expanded form?

(7 x 10) + (3 x 1)

200

what is (9 x 100) + (3 x 10) + (2 x 1) expressed in standard form?

932

300

what is (7 x 10,000) + (9 x 1,000) + (1 x 100) + (7 x 10) + (1 x 1) expressed in standard form?

79,171

400

What is 101,001 expressed in expanded form?

(1 x 100,000) + (1 x 1,000) + (1 x 1)

500

what is (7 x 1,000,000) + (6 x 100,000) + (3 x 10,000) + (1 x 1,000) + (1 x 10) + (8 x 1) expressed in standard form?

7,631,018

Greater than, less than, or equal to

100

76 _ 81

<

200

700,100 _  700,010

>

300

4,132 _ 4,111 + 22

<

400

1 meter _ 100 centimeters

=

500

(7 x 11,000) + (6 x 100) _ (7 x 10,000) + (6 x 1,000)

>