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By consistently practicing these straightforward addition exercises, students gain confidence in handling double-digit numbers in a non-regrouping context. The content is presented clearly, with both an unanswered worksheet section and an accompanying answer key for immediate verification of results, making it an ideal supplemental material for classroom activities or home-based tutoring sessions aimed at primary school mathematics curriculum 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the sum.  \n1) 50 + 5 =   2) 25 + 2 =   3) 50 + 8 =   4) 25 + 3 =   5) 10 + 4 =   6) 68 + 0 =   7) 22 + 6 =   8) 41 + 4 =   9) 21 + 7 =   10) 74 + 4 =   11) 36 + 1 =   12) 52 + 1 =   13) 50 + 7 =   14) 59 + 0 =   15) 30 + 3 =   16) 7 + 0 =   17) 31 + 4 =   18) 62 + 1 =    \n19) 2 + 1 =   20) 55 + 2 =    \nAdding a 2-digit number and a 1-digit number  (no regrouping)   \nGrade 1 Addition Worksheet  \nFind the sum.  \n1) 50 + 5 = 55  2) 25 + 2 = 27   \n3) 50 + 8 = 58  4) 25 + 3 = 28   \n5) 10 + 4 = 14  6) 68 + 0 = 68   \n7) 22 + 6 = 28  8) 41 + 4 = 45   \n9) 21 + 7 = 28  10) 74 + 4 = 78   \n11) 36 + 1 = 37  12) 52 + 1 = 53   \n13) 50 + 7 = 57  14) 59 + 0 = 59   \n15) 30 + 3 = 33  16) 7 + 0 = 7   \n17) 31 + 4 = 35  18) 62 + 1 = 63   \n19) 2 + 1 = 3  20) 55 + 2 = 57","cbCaimPxl5DBr65d","https://ap.wps.com/l/cbCaimPxl5DBr65d","pdf",12453,"English","# Addition Practice Problems\n## Answer Key","[{\"question\":\"What level of mathematics is this worksheet intended for?\",\"answer\":\"This worksheet is designed for Grade 1 students focusing on basic addition skills.\"},{\"question\":\"Does this worksheet include regrouping?\",\"answer\":\"No, these addition problems are specifically focused on adding a 2-digit number and a 1-digit number without regrouping.\"},{\"question\":\"How many addition problems are included in this document?\",\"answer\":\"There are twenty unique addition problems provided for practice.\"}]","Grade 1 Addition Worksheet - Adding 2-Digit and 1-Digit Numbers | PDF"]