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the missing numbers.  \n1)  \n\n| 20 |  | 16 |  |  | 10 |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n2)  \n\n| 30 |  | 26 |  |  |  |  | 16 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n3)  \n\n| 17 | 15 |  |  | 9 |  |  | 3 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n4)  \n\n| 21 |  | 17 |  |  | 11 |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n5)  \n\n| 36 |  | 32 |  |  | 26 |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n6)  \n\n|  | 40 |  | 36 | 34 |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n7)  \n\n| 19 |  | 15 |  |  |  | 7 |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n8)  \n\n| 27 |  |  | 21 |  | 17 |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\nName Date  \nCOUNT BACK BY 2s SHEET 3 ANSWERS 1)  \n| 20 | 18 | 16 | 14 | 12 | 10 | 8 | 6 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n2)  \n\n| 30 | 28 | 26 | 24 | 22 | 20 | 18 | 16 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n3)  \n\n| 17 | 15 | 13 | 11 | 9 | 7 | 5 | 3 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n4)  \n\n| 21 | 19 | 17 | 15 | 13 | 11 | 9 | 7 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n5)  \n\n| 36 | 34 | 32 | 30 | 28 | 26 | 24 | 22 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n6)  \n\n| 42 | 40 | 38 | 36 | 34 | 32 | 30 | 28 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n7)  \n\n| 19 | 17 | 15 | 13 | 11 | 9 | 7 | 5 |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\n8)  \n\n| 27 | 25 | 23 | 21 | 19 | 17 | 15 | 13 |\n| --- | --- | --- | --- | --- | --- | --- | --- |","cbCaitQXGvCUJ3NG","https://ap.wps.com/l/cbCaitQXGvCUJ3NG","pdf",137239,"English","# Counting Back by 2s Exercises\n## Answer Key","[{\"question\":\"What is the primary goal of this worksheet?\",\"answer\":\"The primary goal is to help students practice counting backwards by twos to improve their arithmetic and pattern recognition skills.\"},{\"question\":\"Are there answers provided for the exercises?\",\"answer\":\"Yes, the document includes a complete answer key for all eight counting sequences, allowing students or teachers to verify their work.\"},{\"question\":\"Who is this material intended for?\",\"answer\":\"This material is designed for elementary school students who are learning or reinforcing basic subtraction and sequence-based math skills.\"}]","Count Back by 2s - Sheet 3 - Mathematics Practice Worksheet | PDF",1792671245]