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Add it up
Take me away
Zero is my hero
5 time
100

11-3=

8

100

 12+7?

What is 19?

100

10-9

1

100

240-170

70

100

495-75

420

200

5-2=

3

200

21+29

What is 50?

200

20-10

math

200

490-370

120

200

345-165

180

300

20-6=

14

300

350 +450

What is 800?

300

85-26

what is 59?

300

780-320

560

300

855-695

60

400

8-6=

2

400

762+ 659

What is 1,421

400

120-24

What is 96?

400

930-210

720

400

355-345

10

500

1234-200

1034