Addition Worksheet 1

1 a.   

1 + _________ = 348

1 b.   

_________ + 5 = 560

2 a.   

6 + _________ = 435

2 b.   

621 + _________ = 626

3 a.   

______ + 8 = 173

3 b.   

2 + _________ = 875

4 a.   

9 + _________ = 327

4 b.   

9 + _________ = 822

5 a.   

_________ + 446 = 450

5 b.   

1 + _________ = 905

6 a.   

287 + _________ = 290

6 b.   

_________ + 875 = 878

7 a.   

_________ + 321 = 325

7 b.   

_________ + 916 = 920

8 a.   

831 + _________ = 838

8 b.   

674 + _________ = 679

9 a.   

_________ + 4 = 573

9 b.   

8 + _________ = 749

10 a.   

_________ + 895 = 902

10 b.   

652 + _________ = 661

 

Answer Key

 

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