Math Practice Material

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Name:_____________________________
 
X + 13 = Y
Y - 13 = X

X=
Y=





X + 10 = Y
Y + X = 26

X=
Y=





17 + X = Y
Y + X = 41

X=
Y=





 X + 19 = Y
Y - 19 = X

X=
Y=





X + 19 = Y
Y + X = 35

X=
Y=





4 + X = Y
Y + X = 38

X=
Y=





 X + 11 = Y
Y - 11 = X

X=
Y=





X + 12 = Y
Y + X = 18

X=
Y=





2 + X = Y
Y + X = 16

X=
Y=