Addition
Subtraction
multiplication
Geography
100

1,987 + 2,357

4,344

100

2,579 - 1488 

1091

100

1,357 x 0

0

100

What is the biggest content 

Asia

200

20,586 + 98,756

119,342

200

23,678 - 3,678

20,000

200

7 x 3 

21

200

What countries is the most  populated 

China 

300

135,723 + 215,648

351,371

300

123,890 - 21,790

102,100

300

353 x 4 

1,412

300

What content has the most countries 

Africa

400

1,678,672 + 2,465,646

4,144,318

400

123,789,579 - 33,678,434

90,111,145

400

13,576 X 2

27052

400

What country is the coliseum in  

Rome, Italy 

500

117,+999,999,999,999

1,000,000,000,116

500
713,567,286 - 612,456,175

111,111,111

500

46 x 24

1104

500

How many countries are in the world 

195