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Addition/Subtraction
Add/Subtract
Mix
Multiplication/Division
Multiply/Divide
100
75.9=n-12.5
n=88.4
100
w+87=102
w=15
100
n-20=50
n=70
100
kx4=96
k=24
100
j/44=11
j=484
200
x+48-37=100
x=89
200
92+24=p-190
p=309
200
m+7-5=20
m=18
200
330=rx3
r=110


200
2.5=qx10
q=0.25
300
24+82=m-19+14
m=78
300
5.6+2.9-1.3=y+12.9-6.3
y=0.6
300
3.9xm=19.5
m=5
300
px8=36+28
p=8
300
tx5=84.5
t=16.9
400
15-9=k+18-29
k=47
400
213+m+13=478
m=252
400
7.1 x t=21.3
t=21.3
400
168=m/25
m=4200
400
330=rx3
r=110
500
15+27-23=d-32
d=51
500
1 1/2+2 3/4=b-1 5/6
b=6 1/2
500
28/7+2=x+1
x=5
500
w/234=6
w=1404
500
42xp=252
p=6