back
Difficult!
Select the right operation
your score
../sonsmp3/one.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/two.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/three.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/four.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/five.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/six.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/seven.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/eight.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/nine.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
../sonsmp3/ten.mp3
???
7 + 2
10 - 9
3 + 3
8 - 5
6 - 1
4 + 6
10 - 6
3 + 5
9 - 7
2 + 5
your score
OK
back