Sum up to 5,000 addition problems
sum up to 100,000 addition problems
subtracting up to 14,000
Mix!!!!
CHALLENGE
100

2,800+2,200

5,000

100

50,000+50,000

100,000

100

9,000-4,000

5,000

100

123,000+102,100

225,100

100

3,791+637+31

4,459

200

3,824+123

3,947

200

12,899+8,299

21,198

200

11,991-9,999

1,992

200

192,111+123,921

315,032

200

8,274+834+569

9,677

300

421+993

1,414

300

24,444+12,222

36,666

300

9,911-3,161

6,750

300

111,111+222,222+333,333

666,666

300

 4,824+294,923

299,747

400

3,241+1,734

4,975

400

49,213+46,321

95,534

400

78,239-13,931

64,308

400

5000-2341

2,659

400

724,123+251,734

975,857

500

999+999

1,998

500

9,999+82,999

92,998

500

78,000-64,999

13,001

500

123,123+123,123+123,123

369,369

500

196,836+184,924+164,383+529,825

1,075,968

M
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