Show:
addition
subtraction
shapes
multiplication
division
100

40 + 23 = 

63

100

54 - 22 = 

32

100

a shape with 4 sides of equal length

square

100

10 x 12 = 

120

100

100 / 20 =

5

200

528 + 42 = 

570

200

471 - 53 = 

418

200

a three-sided figure with one 90 degree angle

right triangle

200

25 x 8 = 

200

200

81 / 9 =

9

300

273 + 467 = 

740

300

892 - 457 = 

435

300

a shape with 6 sides

hexagon

300

54 x 6 = 

324

300

225 / 5 =

45

400

1002 + 566 = 

1,568

400

1,000 - 432 = 

568

400

a shape with 8 sides

octagon 

400

100 x 32 = 

3,200

400

2,000 / 10 = 

200

500

10,876 + 9,111 =

19,987

500

11,398 - 8,476 = 

2,922

500

a 4 sided shape with only 1 pair of parallel sides

trapezoid

500

127 x 93 =

11,811

500

4,032 / 3 = 

1,344