Mental Exercise Generator Lv.1

Let's enjoy mental calculation! [ Levels: 1 2 3 4 5 6 7 8 9 10 ]
Question #1 Question #2 Question #3 Question #4 Question #5
3
4
6
1
1
9
8
-7
9
8
4
6
2
2
1
5
1
3
9
8
7
7
-2
7
4
8
8
9
5
7
4
1
1
4
2
9
3
-7
7
6
4
2
5
6
-5
7
8
6
5
1
Question #6 Question #7 Question #8 Question #9 Question #10
9
7
8
7
6
6
1
3
1
1
9
2
4
3
2
3
5
1
1
3
9
9
4
2
6
5
8
2
6
2
1
2
3
8
-8
2
8
5
5
3
7
-1
8
1
7
4
5
9
-5
2
Questions generated: Sat Jun 13 08:24:10 +0900 2026
Answers are [60, 48, 16, 55, 33, 55, 46, 47, 29, 24]
Reload to get new questions. You can change the difficulty levels: 1 2 3 4 5 6 7 8 9 10
(for iPhone)