Math Quizzes
Integer arithmetic
Score
0/0
Streak
0
Start
Mastery
What is
8
+
(
−
7
)
?
{8 + (- 7) ?}
8
+
(
−
7
)?
1
{1}
1
15
{15}
15
−
15
{-15}
−
15
−
1
{-1}
−
1
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