gr 1/1 point
gr 2/2 points
gr 3/3 points
gr 4/4points
gr 5/5 points
100

3+2=?

5

100

16+71=?

87

100

23*3=?

69

100

432-90=?

342

100

9/21=?

we accept remainders, just use r for remainder

2r3

200

4+8=?

12

200

23+91

114

200

51*4=?

204

200

432*2=?

864

200

1/4=?

0.25

300

3+6=?

9

300

3*5=?

15

300

32*4=?

128

300

28/4=?

7

300

2/4=?

0.50

400

9+8=?

17

400

4*3=?

12

400

45*3=?

135

400

4/9=?

we accept remainders, just use r for remainder

8r1

400

3/4=?

0.75

500

5+5=?

10

500

12+77=?

89

500

75*3=?

225

500

8/17=?

we accept remainders, just use r for remainder

2r2

500

4/4=?

1