Teachers and parrents

Instructions:

There is addition and subtraction. During addition we write addends below each other and the sum below the line. During subtraction we write subtrahend under minuend, and the result below the line.

Example

100 - xx = 76

1
0
0
-
 
 
 
7
6

Solution

100 - 24 = 76

1
0
0
-
2
4
 
7
6

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