Addition: Level 2: Exercise 4 (no carryovers)
Enter your answers in the boxes then click on SUBMIT:
49
+0
11
+5
28
+1
96
+3
20
+7
36
+2
63
+6
34
+3
15
+4
41
+6
51
+8
15
+3
42
+1
16
+2
32
+7
70
+4
22
+6
65
+2
80
+9
74
+4
83
+1
55
+2
10
+8
45
+3
21
+6
81
+7
14
+2
54
+4
38
+1
64
+3
