addition
40 + 23 =
63
54 - 22 =
32
a shape with 4 sides of equal length
square
10 x 12 =
120
100 / 20 =
5
528 + 42 =
570
471 - 53 =
418
a three-sided figure with one 90 degree angle
right triangle
25 x 8 =
200
81 / 9 =
9
273 + 467 =
740
892 - 457 =
435
a shape with 6 sides
hexagon
54 x 6 =
324
225 / 5 =
45
1002 + 566 =
1,568
1,000 - 432 =
568
a shape with 8 sides
octagon
100 x 32 =
3,200
2,000 / 10 =
200
10,876 + 9,111 =
19,987
11,398 - 8,476 =
2,922
a 4 sided shape with only 1 pair of parallel sides
trapezoid
127 x 93 =
11,811
4,032 / 3 =
1,344