Show:
addition
subtraction
1 by 2 multiplication
2 by 2 multiplication
1 by 3 multiplication
100

 80+63

What is 143

100

 67-48

What is 19

100

 22x7 

What is 154

100

73x60

What is 4380

100

101x9

What is 909

200

123+89

What is 212

200

 167-97

What is 70

200

 38x9

What is 342

200

 28x79

What is 2212

200

268x6

What is 1608

300

 847+678

What is 1,525

300

 368-183

What is 185

300

 52x5

What is 260

300

19x72

 What is 1368

300

345x8

What is 2760

400

 2,841+652

What is 3,493

400

 1,253-821

What is 432

400

 67x4

What is 268

400

98x23

What is 2254   

400

987x4

what is 3948

500

 5,786+923

What is 6,709

500

 3,652-1,829

What is 2,823

500

 89x6

What is 534

500

98x98

What is 9604

500

 1,200x6

What is 7,200