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1st class
4th class
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Fourth class
Fractions
Simple fractions
Adding and subtracting
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1
Give the result of subtraction
3
7
-
1
7
1
2
7
3
7
7
2
2
7
1
7
2
Give the result of addition
1
1
3
+
1
3
1
2
3
4
3
1
3
2
1
3
3
1
1
3
3
Give the result of subtraction
1
2
5
-
3
5
1
4
5
6
5
3
5
4
5
1
1
5
4
Give the result of adding
1
3
+
1
3
1
6
1
3
2
3
1
9
3
5
Give the result of subtraction
6
7
-
4
7
7
2
1
1
7
1
7
2
7
3
7
6
Give the result of adding
1
4
+
2
4
1
1
4
3
4
4
3
1
2
1
4
7
Give the result of addition
3
4
+
2
2
2
3
2
3
4
3
2
4
1
3
4
5
4
8
Give the result of subtraction
1
2
5
-
3
5
5
4
4
5
3
5
6
5
1
4
5
9
Give the result of subtraction
1
3
4
-
1
1
4
1
4
3
4
4
2
2
4
1
2
4
1
1
4
10
Give the result of addition
1
2
3
+
1
2
3
4
3
3
1
3
3
3
2
3
3
2
3
1
3
4
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