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Subtracting 4 digit numbers
Adding 4 digit numbers
multiplying 2 digit numbers
multiplying 3 digit numbers by 2 digit numbers
multiplying 3 digit numbers by 3 digit number (last one challenging question)
100

what is 2,364-1,123=Q

what is 1,241

100

what is 4,271+5,163=Q

what is 9,434

100

what is 22*32=Q

what is 704

100

what is 145*87=Q

what is 12,615

100

what is 154*286=Q

what is 43,472

200

what is 3,882-1,795=Q

what is 2,087

200

what is 2,931+6,386=Q

what is 9,317

200

what is 56*48=Q

what is 2,688

200

what is 281*59=Q

what is 16,579

200

what is 236*319=Q

what is 75,284

300

what is 6,231-3,451=Q

what is 2,780

300

what is 6,722+3,138=Q

what is 9,860

300

what is 72*59=Q

what is 4,248

300

what is 394*67=Q

what is 26,398

300

what is 347*492=Q

what is 170,724

400

what is 7,351-5,135=Q

what is 2,216

400

what is 2,719+5,168=Q

what is 7,887

400

what is 86*68=Q

what is 5,848

400
what is 697*59=Q

what is 41,123

400
what is 456*567=Q

what is 258,552

500

what is 9,834-5,615=Q

what is 4,219

500

what is 8,142+1,253

what is 9,395

500

what is 94*17=Q

what is 1,598

500

what is 854*95=Q

what is 81,130

500

(challenging question) what is 4,953*8519=Q

what is 42,194,607