Owl Egg
staying ahead wisely
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You have 20 minutes to finish this exercise
Name
Subject
Level
Section
Exercise
Lesson
Sample User
Math
1
Adding Numbers
Addition Facts for 7 and 8
117
Click on the appropriate choice. When done, click on the submit button.
What is the sum of the 2 numbers?
8
+
5
=
8
+
10
=
7
+
7
=
8
+
4
=
7
+
2
=
7
+
9
=
8
+
5
=
8
+
9
=
8
+
8
=
7
+
10
=
7
+
1
=
8
+
2
=
8
+
1
=
8
+
10
=
7
+
4
=
8
+
2
=
7
+
6
=
7
+
5
=
8
+
7
=
8
+
4
=
7
+
3
=
7
+
4
=
8
+
6
=
8
+
3
=
8
+
7
=
8
+
3
=
8
+
9
=
8
+
6
=
7
+
7
=
7
+
2
=
7
+
10
=
7
+
6
=
7
+
3
=
7
+
8
=
8
+
8
=
7
+
9
=
7
+
8
=
8
+
1
=
7
+
1
=
7
+
5
=