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An answer section provides the final sums for each item, along with worked addend groupings under the same within-20 structure. 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Look for a ten. Find each sum and explain your strategy.  \n1)  \n5)  \n9)  \n13)  \n17)  \n5  \n9  \n+ 6  \n5  \n3  \n+ 9  \n8  \n3  \n+ 8  \n4  \n8  \n+ 4  \n8  \n5  \n+ 4  \n2)  \n6)  \n10)  \n14)  \n18)  \n2  \n6  \n+ 5  \n8  \n4  \n+ 7  \n5  \n4  \n+ 5  \n9  \n7  \n+ 3  \n7  \n2  \n+ 4  \n3)  \n7)  \n11)  \n15)  \n19)  \n9  \n2  \n+ 5  \n8  \n5  \n+ 3  \n1  \n2  \n+ 2  \n1  \n7  \n+ 6  \n3  \n7  \n+ 5  \n4)  \n8)  \n12)  \n16)  \n20)  \n2  \n7  \n+ 9  \n8  \n5  \n+ 1  \n8  \n5  \n+ 2  \n1  \n6  \n+ 2  \n6  \n5  \n+ 3  \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)  \n3  \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 Multiple Addends (Within 20)  \nName: Answer Key  \n\n| Group or reorder the addends to make adding easier. Look for a ten. Find each sum and explain your strategy. |  |  |  |  |  |  |  | Answers\u003Cbr>1.  20  2.  13  3.  16  4.  18  5.  17  6.  19  7.  16  8.  14  9.  19  10.  14  11.  5  12.  15  13.  16  14.  19  15.  14  16.  9  17.  17  18.  13  19.  15 \u003Cbr>20. 14 |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 1)\u003Cbr>5)\u003Cbr>9)\u003Cbr>13)\u003Cbr>17) | 59\u003Cbr>+ 6 \u003Cbr>2 0\u003Cbr>53\u003Cbr>+ 9 \u003Cbr>1 7\u003Cbr>83\u003Cbr>+ 8 \u003Cbr>1 9\u003Cbr>48\u003Cbr>+ 4 \u003Cbr>1 6\u003Cbr>85\u003Cbr>+ 4 \u003Cbr>1 7 | 2)\u003Cbr>6)\u003Cbr>10)\u003Cbr>14)\u003Cbr>18) | 26\u003Cbr>+ 5 \u003Cbr>1 3\u003Cbr>84\u003Cbr>+ 7 \u003Cbr>1 9\u003Cbr>54\u003Cbr>+ 5 \u003Cbr>1 4\u003Cbr>97\u003Cbr>+ 3 \u003Cbr>1 9\u003Cbr>72\u003Cbr>+ 4 \u003Cbr>1 3 | 3)\u003Cbr>7)\u003Cbr>11)\u003Cbr>15)\u003Cbr>19) | 92\u003Cbr>+ 5 \u003Cbr>1 6\u003Cbr>85\u003Cbr>+ 3 \u003Cbr>1 6\u003Cbr>12\u003Cbr>+ 2 \u003Cbr>5\u003Cbr>17\u003Cbr>+ 6 \u003Cbr>1 4\u003Cbr>37\u003Cbr>+ 5 \u003Cbr>1 5 | 4)\u003Cbr>8)\u003Cbr>12)\u003Cbr>16)\u003Cbr>20) | 27\u003Cbr>+ 9 \u003Cbr>1 8\u003Cbr>85\u003Cbr>+ 1 \u003Cbr>1 4\u003Cbr>85\u003Cbr>+ 2 \u003Cbr>1 5\u003Cbr>16\u003Cbr>+ 2 \u003Cbr>9\u003Cbr>65\u003Cbr>+ 3 \u003Cbr>1 4 |  |\n\nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n3  \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 Multiple Addends (Within 20)  \nName:  \n\n| Group or reorder the addends to make adding easier. Look for a ten. Find each sum and explain your strategy. | Answers\u003Cbr>1.  \u003Cbr>2.  \u003Cbr>3.  \u003Cbr>4.  \u003Cbr>5.  \u003Cbr>6.  \u003Cbr>7.  \u003Cbr>8.  \u003Cbr>9.  \u003Cbr>10.  \u003Cbr>11.  \u003Cbr>12.   |\n| --- | --- |\n| \u003Cbr>5 14 17 14\u003Cbr>18 16 20 19\u003Cbr>13 16 19 15 |  |\n| 1) 5 2) 2 3) 9 4) 2\u003Cbr>9 6 2 7\u003Cbr>+ 6   + 5   + 5   + 9 \u003Cbr>5) 5 6) 8 7) 8 8) 8\u003Cbr>3 4 5 5\u003Cbr>+ 9   + 7   + 3   + 1 \u003Cbr>9) 8 10) 5 11) 1 12) 8\u003Cbr>3 4 2 5\u003Cbr>+ 8   + 5  + 2   + 2  |  |\n\nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n3  \n1-10 11-12  \n\n| 92 | 83 | 75 | 67 | 58 | 50 | 42 | 33 | 25 | 17 |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 8 | 0 |  |  |  |  |  |  |  |  |","cbCaipfsl1geLhok","https://ap.wps.com/l/cbCaipfsl1geLhok","pdf",46770,"English","# Group or reorder the addends to make adding easier\n## Answers (1–20)","[{\"question\":\"What strategy is emphasized for adding multiple addends within 20?\",\"answer\":\"Students group or reorder addends to make addition easier and “look for a ten” to simplify computation.\"},{\"question\":\"How are problems structured in the worksheet?\",\"answer\":\"Each item lists addends to be summed, typically requiring finding the total for numbers within 20 (items 1) through 20)).\"},{\"question\":\"Where can the correct results be found?\",\"answer\":\"The document includes an “Answers” section listing the final sum for each problem number from 1 to 20.\"}]","Adding Multiple Addends (Within 20) - Answer Key | PDF"]