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\n17) 1 1 18)  \n+ 7  \n1 4  \n+ 5  \n3  \n+ 2  \n1 8  \n+ 2  \n7  \n+ 4  \n1 0  \n+ 8  \n3) 4 + 2  \n7) 1 7 + 2  \n11) 1 0 + 9  \n15) 1 1 + 3  \n19) 1 6 + 1  \n4)  \n8)  \n12)  \n16)  \n20)  \n5  \n+ 5  \n9  \n+ 8  \n1 3  \n+ 1  \n9  \n+ 1  \n1 3  \n+ 5  \nAnswers  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n9  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nAdding Within 20  \nName: Answer Key  \nSolve each problem.  \n1) 1 9 2)+ 1  \n2 0  \n5) 1 5 6)+ 3  \n1 8  \n9) 1 4 10)  \n+ 6  \n2 0  \n13) 5 14)  \n+ 3  \n8  \n17) 1 1 18)  \n+ 7  \n1 8  \n1 4 + 5  \n1 9  \n3  \n+ 2  \n5  \n1 8 + 2  \n2 0  \n7  \n+ 4  \n1 1  \n1 0 + 8  \n1 8  \n3) 4  \n+ 2  \n6  \n7) 1 7 + 2  \n1 9  \n11) 1 0  \n+ 9  \n1 9  \n15) 1 1  \n+ 3  \n1 4  \n19) 1 6  \n+ 1  \n1 7  \n4)  \n8)  \n12)  \n16)  \n20)  \n5  \n+ 5  \n1 0  \n9  \n+ 8  \n1 7  \n1 3 + 1  \n1 4  \n9  \n+ 1  \n1 0  \n1 3 + 5  \n1 8  \nAnswers  \n1. 20 2. 19 3. 6 4. 10 5. 18 6. 5 7. 19 8. 17 9. 20 10. 20 11. 19 12. 14 13. 8 14. 11 15. 14 16. 10 17. 18 18. 18 19. 17  \n20. 18  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n9  \n1-10 11-20  \n95  \n45  \n90  \n40  \n85  \n35  \n80  \n30  \n75  \n25  \n70  \n20  \n65  \n15  \n60  \n10  \n55  \n5  \n50  \n0  \nAdding Within 20  \nName:  \nSolve each problem. Answers  \n19 18 10 19  \n14 6 20 20 1.  \n19 17 11 14  \n10 20 5 8 2.  \n3.  \n1) 1 9 2) 1 4 3) 4 4) 5  \n+ 1 + 5 + 2 + 5 4.  \n5.  \n6.  \n7.  \n5) 1 5 6) 3 7) 1 7 8) 9  \n8.  \n+ 3 + 2 + 2 + 8  \n9.  \n10.  \n11.  \n9) 1 4 10) 1 8 11) 1 0 12) 1 3 12.  \n+ 6 + 2 + 9 + 1  \n13.  \n14.  \n15.  \n13) 5 14) 7 15) 1 1 16) 9 16.  \n+ 3 + 4 + 3 + 1  \nMath www. CoMommi[eSheets.com](eSheets.com 9 111--1106)[ 9](eSheets.com 9 111--1106)[ 111--1106](eSheets.com 9 111--1106) 9431 8825 8119 75 69 6313 6 0 56 50 44 38","cbCaitpmwz7IhPdX","https://ap.wps.com/l/cbCaitpmwz7IhPdX","pdf",47040,"English","# Addition Practice Exercises\n## Answer Key","[{\"question\":\"What is the range of numbers covered in these addition problems?\",\"answer\":\"The problems are designed for adding numbers within 20.\"},{\"question\":\"Does the document provide the solutions to the math problems?\",\"answer\":\"Yes, the document includes a dedicated 'Answer Key' section that lists the correct results for each of the twenty problems.\"},{\"question\":\"What is the purpose of this document?\",\"answer\":\"The document serves as a mathematics practice worksheet to help students improve their addition skills through repetitive problem-solving.\"}]","Adding Within 20 - Practice Worksheet | PDF"]