Addition and Subtraction

Front

56,234 + 1,000

Back

57,234

Front

35,222 + 0

Back

35,222

Front

70,000 - 40,000

Back

30,000

Front

12,559 - 0

Back

12,559

Front

6000 - 4000 - 1000

Back

1000

Front

47,000 - 20,000

Back

27,000

Front

5,000 + 5,000

Back

10,000

Front

16,578 - 16,578

Back

0

Front

The sum of greatest 2 digit number and smallest 4 digit number is ________

Back

1099