No student devices needed. Know more
15 questions
2 + (-2) =
6 + 5 =
-10 + (-5) =
-3 + 3 =
4 + (-4) =
-20 + (-7) =
6 + 4 + 3 =
30 - 20 =
-1 + (-1) =
5 + (-3) =
40 + 80 =
-6 + (-3) =
-1 + 1 =
7 + 7 =
12 + (-15) =
Explore all questions with a free account