Two number addition
Three number addition
Simple subtraction
Hard subtraction
Random
100

125+36 

161

100

114+293+372

779

100

15-6

9

100

1,000-823

177

100

175+30

205

200

352+26

378

200

285+310+20

615

200

100-84

16

200

1,000-328

672

200

25-12

13

300

319+123

442

300

621+392+72

1,085

300

150-75

75

300

1,000-752

248

300

19+100+382

501

400

982+673

1,655

400

482+918+6

1,406

400

220-125

95

400

1,000-742

258

400

1,000-615

385

500

999+847

1,846

500

593+821+1000

2,414

500

800-450

350

500

1,000-918

82

500

673+918+438

2,029

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