7.3 adding quiz
-8 + 6 =2
2+6 = 8
-6 + 8= 2
8 + 2= -6
Which equation is modeled by the counters:
-5 + 3= -2
5 + -3 = 2
5 + 3 = 8
-5 + -3 = -8
0 + 5= -6
-6 + 5=-1
5 + -11= -6
-11+ 6=5
Choose the equation that is modeled in the number line:
-2 + -4 = 2
0 + -4 = -2
-2+ 4= 2
2 + -4= -2
Compute the sum of the counters:
Solve: 
-3 +          = 8
Solve: 
-4 + -9 = 
Solve: 
-2 + 6 = 
Solve: 
2 + -6 = 
7
-1
1
-7
参加了这次测试的学生也参加了 :

创建 That Quiz — 一个点击即可进行数学练习测试.