INTEGER PROBLEMS!!

Addition

100

what is 49 + 8 

57

200

What is 26 + 24

50

300

what is -67 + 67?

0

400

What is -82 + 22

-62

500

-42 + -42 is?

-84

Subtraction

100

21 - 17 is?

4

200

99 - -22 is?

121

300

What is 39 - 72

-33

400

810 - 289 is?

521

500

What is -921 - 620? 

-1541

Multiplication

100

What is 4 x 12 

48

200

what is 7 x 5?

35

300

What is -32 x -5?

160

400

what is -42 x 17?

-714

500

-61 x -61 is?

3721

Division

100

What is 100 divided by 100?

1

200

what is 54 divided by 9

6

300

28 divided by -10 is?

-2.8

400

What is 32 divided by -16?

-2

500

-490 divided by -50 is?

9.8

CHALLENGE

100

what is 1x1 HEHE NOT A CHALLENGE 

1

200

what is 420 - -671?

1091

300

FREE POINTS! (Answer for double but if wrong, NOTHING!) 629 x -582 is?

-366,078

400

what is 94,432 + -343,475? 

-249,043

500

What is -4210 times 3210?

-13,514,100