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1.\u003Cbr>2. | Answers |\n| --- | --- | --- |\n|  |  |  |\n|  |  |  |\n| 2) 33,193 + 24,122 =   33,193\u003Cbr>| 3.\u003Cbr>4. |  |\n|  |  |  |\n|  |  |  |\n| 3) 58,369 + 10,424 =   58,369\u003Cbr>| 5.\u003Cbr>6.\u003Cbr>7. |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n| 4) 26,133 + 24,965 =   26,133\u003Cbr>| 8. |  |\n|  |  |  |\n| 5) 56,919 + 4,728 =   56,919\u003Cbr>|  |  |\n| 6) 60,803 + 31,108 =   60,803\u003Cbr>|  |  |\n| 7) 87,993 + 10,803 =   87,993\u003Cbr>|  |  |\n| 8) 70,819 + 12,549 =   70,819\u003Cbr>|  |  |\n\n[Math](Math www.CommonCoreSheets.com 8 1-8)[ www.CommonCoreSheets.com](Math www.CommonCoreSheets.com 8 1-8)[ 8](Math www.CommonCoreSheets.com 8 1-8)[ 1-8](Math www.CommonCoreSheets.com 8 1-8) 88 75 63 50 38 25 13 0  \n\n|  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- |\n\nAddition Using Open Number Lines  \nName: Answer Key  \n\n| Solve each problem.\u003Cbr>1) 77,043 + 10,491 =  87,534 \u003Cbr>77,043 87,043 87,443 87,533 87,534\u003Cbr>\u003Cbr>+10,000 +400 +90 +1 |  |  |  | 1.\u003Cbr>2. |  | Answers\u003Cbr>87,534 |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n|  |  |  |  |  |  | 57,315 |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n| 2) | 33,193 + 24,122 =  57,315  |  |  | 3. |  | 68,793 |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n| 3) | 33, 193 53,193 57,193 57,293 57,313 57,315\u003Cbr>\u003Cbr>+20,000 +4,000 +100 +20 +2\u003Cbr>58,369 + 10,424 =  68,793 \u003Cbr>58,369 68,369 68,769 68,789 68,793\u003Cbr>\u003Cbr>+10,000 +400 +20 +4 |  |  | 4.\u003Cbr>5.\u003Cbr>6.\u003Cbr>7. |  | 51,098 |  |  |  |  |\n|  |  |  |  |  |  | 61,647 |  |  |  |  |\n|  |  |  |  |  |  | 91,911 |  |  |  |  |\n|  |  |  |  |  |  | 98,796 |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n| 4) | 26,133 + 24,965 =  51,098 \u003Cbr>26, 133 46,133 50,133 51,033 51,093 51,098\u003Cbr>\u003Cbr>+20,000 +4,000 +900 +60 +5 |  |  | 8. |  | 83,368 |  |  |  |  |\n|  |  |  |  |  |  |  |  |  |  |  |\n| 5) | 56,919 + 4,728 =  61,647 \u003Cbr>56,919 60,919 61,619 61,639 61,647\u003Cbr>\u003Cbr>+4,000 +700 +20 +8 |  |  |  |  |  |  |  |  |  |\n| 6) | 60,803 + 31,108 =  91,911 \u003Cbr>60,803 90,803 91,803 91,903 91,911\u003Cbr>\u003Cbr>+30,000 +1,000 +100 +8 |  |  |  |  |  |  |  |  |  |\n| 7) | 87,993 + 10,803 =  98,796 \u003Cbr>87,993 97,993 98,793 98,796\u003Cbr>\u003Cbr>+10,000 +800 +3 |  |  |  |  |  |  |  |  |  |\n| 8) | 70,819 + 12,549 =  83,368 \u003Cbr>70,819 80,819 82,819 83,319 83,359 83,368\u003Cbr>\u003Cbr>+10,000 +2,000 +500 +40 +9 |  |  |  |  |  |  |  |  |  |\n| 1-8 |  | 88 | 75 | 63 | 50 |  | 38 | 25 | 13 | 0 |\n\n[Math](Math www.CommonCoreSheets.com 8)[ www.CommonCoreSheets.com](Math www.CommonCoreSheets.com 8)[ 8](Math www.CommonCoreSheets.com 8)  \nAddition Using Open Number Lines  \nName:  \n\n| Solve each problem.\u003Cbr>1) 77,043 + 10,491 =  \u003Cbr>77,043\u003Cbr>\u003Cbr>+10,000 +400 +90 +1 | 1.\u003Cbr>2. | Answers |\n| --- | --- | --- |\n|  |  |  |\n|  |  |  |\n| 2) 33,193 + 24,122 =   | 3. |  |\n|  |  |  |\n| 33,193\u003Cbr>\u003Cbr>+20,000 +4,000 +100 +20 +2\u003Cbr>3) 58,369 + 10,424 =  \u003Cbr>58,369\u003Cbr>\u003Cbr>+10,000 +400 +20 +4 | 4.\u003Cbr>5.\u003Cbr>6.\u003Cbr>7. |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n|  |  |  |\n| 4) 26,133 + 24,965 =   26,133\u003Cbr>\u003Cbr>+20,000 +4,000 +900 +60 +5 | 8. |  |\n|  |  |  |\n| 5) 56,919 + 4,728 =   56,919\u003Cbr>\u003Cbr>+4,000 +700 +20 +8 |  |  |\n| 6) 60,803 + 31,108 =   60,803\u003Cbr>\u003Cbr>+30,000 +1,000 +100 +8 |  |  |\n| 7) 87,993 + 10,803 =   87,993\u003Cbr>\u003Cbr>+10,000 +800 +3 |  |  |\n| 8) 70,819 + 12,549 =   70,819\u003Cbr>\u003Cbr>+10,000 +2,000 +500 +40 +9 |  |  |\n\nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n8  \n1-8  88  75  63  50  38  25  13  0","cbCaijWz4s9PIIQr","https://ap.wps.com/l/cbCaijWz4s9PIIQr","pdf",62672,"English","# Solve each problem","[{\"question\":\"What skill does this worksheet practice?\",\"answer\":\"It practices multi-digit addition using open number lines and place-value jumps.\"},{\"question\":\"How are the problems solved on the open number line?\",\"answer\":\"Students break numbers into parts (e.g., +10,000, +400, +90, +1) and make successive jumps to reach the final sum.\"},{\"question\":\"Where can students find the correct answers?\",\"answer\":\"The document includes an answer key listing the final sums for problems 1 through 8.\"}]","Addition Using Open Number Lines - Answer Key - Solve each problem | PDF"]