Addition
Subtraction
Multiplication
Division
100

R+0.5=8

7.5+0.5=8

100

N-4=40

44-4=40

100

K⋅5=20

4⋅5=20

100

A/2=3.5

7/2=3.5

200

L+42=87

45+42=87

200

E-24=49

73-24=49

200

B⋅3=27

9⋅3=27

200

T/5=6

30/5=6

300

S+34=45

11+34=45

300

X-9=88

97-9=88

300

W⋅9=72

8⋅9=72

300

P/4=8

32/4=8

400

Y+9=86.6

77.6+9=86.6

400

E⋅4.8=264

55⋅4.8=264

400

X/66=462.0

7/66=462.0

500

N+44.30=645.90

601.6+44.30=645.90

500

Q⋅65=390

6⋅65=390

500

B/42=756

18/42=756

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