Show:
Addition
Subtraction
Multiplication
Order of Operations
Rounding
100

23 + 32 =

55

100

45 - 14 = 

31

100

5 x 4 = 

20

100

(3-2) + 4 =

5

100

16

10 or 20

20

200

18 + 43 =

61

200

86 - 24 = 

62

200
6 x 6 =

36

200

7 - (5-2) = 

4

200

25

20 or 30

30

300

450 + 460 = 

910

300

94 - 68 = 

26

300

9 x 4 = 

36

300

20 + (8 + 9) =

37

300

39

0 or 100

0

400

841 + 320 = 

1,161

400

993 - 559 = 

434

400

10 x 10 =

100

400

85 - (5 x 3) = 

70

400

556 

500 or 600

600

500

1,632 + 2,388 = 

4,020

500

1,716 - 415 =

1,301

500

8 x 11 =

88

500

(7 x 11) - 44 =

33

500

1,402

1,000 or 2,000

1,000