Adding Integers
Subtracting Integers
Multiplying Integers
Dividing Integers
Riddles
100

Add the integers 

6 + (-4) =

2

100

Subtract the integers

7 - 10 =

-3

100

Multiply the integers

(-5) x 6 =

-30

100

Divide the integers

(-15) / 3 =

-5

100

What has keys but can't open locks?

A piano!

200

Add the integers

(-17) + 13 =

-4

200

Subtract the integers

-5 - 7 =

-12

200

Multiply the integers

15 x (-6) =

-90

200

Divide the integers

(-28) / 7 =

-4

200

What can you catch but not throw?

A cold

300

Add the integers

(-50) + (-65) =

-115

300

Subtract the integers

6 -(-4) =

10

300

Multiply the integers

(-7) x (-7) =

49

300

Divide the integers

(-48) / (-6) =

8

300

I go up and down, but never move. What am I?

Staircase

400

Add the integers

(-12) + (-4) + (-15) =

-31

400

Subtract the integers

(-9) - 4 - 1 =

-14

400

Multiply the integers

(-7) x (-6) x (-2) =

-84
400

Divide the integers

(-84) / (-7) =

12

400

What has hands and a face, but can’t hold anything or smile?

a clock!

500

Add the integers

(-34) + 12 + 22= 

0
500

Subtract the integers

(-4) - (-6) =

2

500

Multiply the integers

(-1) x (-1) x 1 x 1 x (-1) x (-1)=

1

500

Divide the integers

(-196) / 7 =

-28

500

It’s the only place in the world where today comes before yesterday. Where is it?

A dictionary