Math Operations

Addition

100

add the following:     14 + 33 +65

112

200

What is the inverse operation of addition?

Subtraction

300

Add the following

120+589+674

1383

400

Add the following numbers   12+358+5+128

503

500

Add the following numbers

2398+6587+299+6

9290

Subtraction

100

Subtract    968-324

644

200

What is the inverse operation of subtraction?

Addition

300

Subtract       928-387

541

400

Subtract

9527 - 2739

6788

500

subtract       8002 - 5379

2623

Multiplication

100

Multiply   52x8

416

200

What is the inverse operation of multiplication?

Division

300

Multiply   683 x 9

6147

400

Multiply     428 x 64

27,392

500

Multiply     925 x 687

635,475

Division

100

Divide      515 ÷ 5

103

200

What is the inverse operation of division?

Multiplication

300

Divide     4284 ÷  9

476

400

Divide   9824 ÷ 6

1637 R 2

500

Divide   6802 ÷ 4

1700 R 2

Exponents and Roots

100

What is  3³?

27

200

What is the inverse operation of exponents like 4²?

Roots like square root

300

What is √81 ?

8

400

Are these equal?

2³   and √64  ?

yes  both equal 8

500

What is 

√49  +  3² - √36   ?

10