multiplication
Addition
Subtraction
100

5x20

100

100

100,000+200,000

300,000

100

1,000-10,000

-9,000

200

10x10x10x10x10

1,000,0m

200

58+402

460

200

559-659

-100

300

10x10

100

300

1,105+7,590

8,695

300

0-900,999,999,999,999,999,99

-900,999,999,999,999,999,99

400

1,000x2

2,000

400

6835+3164

9999

400

6217-6218

-1

500

5x20x5x20

2,500

500

748+123

871

500

4217-4219

-2