Math Practice Material

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

X=
Y=





X + 11 = Y
Y + X = 19

X=
Y=





15 + X = Y
Y + X = 19

X=
Y=





 X + 7 = Y
Y - 7 = X

X=
Y=





X + 8 = Y
Y + X = 42

X=
Y=





15 + X = Y
Y + X = 41

X=
Y=





 X + 19 = Y
Y - 19 = X

X=
Y=





X + 8 = Y
Y + X = 46

X=
Y=





2 + X = Y
Y + X = 20

X=
Y=