Addition Worksheet 1

1 a.   

+  61
115 

1 b.   

+  57
104 

1 c.   

+  44
66 

2 a.   

+  31
66 

2 b.   

77
+  

160 

2 c.   

+  37
86 

3 a.   

11
+  

24 

3 b.   

23
+  

71 

3 c.   

18
+  

35 

4 a.   

+  69
133 

4 b.   

87
+  

120 

4 c.   

+  22
41 

 

Answer Key

 

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