Name: ________ Date:_________
Finding the unknown value (A36)
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1
2
+
1
=
7
10
2
7
+
1
=
10
6
3
5
+
x
=
1
7
6
30
4
x
+
1
=
1
1
4
20
5
1
+
x
=
1
1
3
5
5
6
x
+
3
=
1
1
6
4
6