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Division
Multiplication
Addition
Decimal
Subtraction
100

25/5=?

5

100

28x31=?

868

100

5+21=?

26

100

0.12x1

0.12

100

20-21=?

-1

200

3/25=?

0.12

200

19x6=?

114

200

15+17=?

32

200

2.5+2.5

5

200

345-20=?

325

300

21/4=?

5.25

300

33x37=?

1221

300

47+19=?

66

300

4.56/3.1

1.47

300

501-56=?

445

400

39/2=

19.5

400

25x20=?

500

400

40+25=?

65

400

6.21x1.21

7.5141

400

651-21=?

350

500

19/25=

0.76

500

37x6=?

222

500

5+37=?

42

500

9.45/3.15

3

500

724-73=?

651