Have an account?
No student devices needed. Know more
15 questions
14 - 11 =
16 - 7 =
10
9
8
7
18 - 12 =
9 - 8 =
17
2
1
8 - 4 =
12 - 7 =
5
6
19
17 - 9 =
18 - 5 =
11
12
13
14
19 - 10 =
20 - 7 =
3
12 - 8 =
20 - 9 =
14 - 9 =
16 - 11 =
15
20 - 10 =
Explore all questions with a free account
Continue with Google
Continue with Microsoft
Continue with email
Continue with phone