Simple operations 1
- - - - - - - - - -
Instructions: Press one of the buttons on the right column The correct number is put in red .
2 + 5 =
4 + 6 =
6 + 8 =
8 + 7 =
10 + 9 =
14 - 3 =
14 - 5 =
13 - 7
16 - 9
17 - 11 =
3 + 2 =
5 + 11 =
7 + 7 =
9 + 7 =
11 + 7 =
5 - 2 =
12 - 4 =
17 - 6 =
11 - 8 =
16 - 10 =
2 + 2 =
4 + 11 =
6 + 4 =
8 + 5 =
10 + 3 =
6 - 3 =
12 - 5 =
18 - 7
14 - 9
22 - 11 =
3 + 10 =
5 + 3 =
7 + 9 =
9 + 5 =
11 + 9 =
11 - 2 =
10 - 4 =
9 - 6 =
17 - 8 =
21 - 10 =
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| Educational applications | Calculation | In Spanish | To print
®Arturo Ramo García.-Record of intellectual property of Teruel (Spain) No 141, of 29-IX-1999 Plaza Playa de Aro, 3, 1º DO 44002-TERUEL
