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3.2 cm + 2.9 cm = 4) 3.1 cm + 1.5 cm = 5) 4.2 cm + 1.6 cm = 6) 4.3 cm-2.4 cm = 7) 4.3 cm-2.7 cm = 8) 3.3 cm-1.5 cm =  \n9) 5.4 cm-3.7 cm =  \n1.  \n2.  \n3.  \n4.  \n5.  \n6.  \n7.  \n8.  \nAnswers  \n10) 4.4 cm-2.8 cm = 11) 3.6 cm-1.7 cm = 12) 4.5 cm + 37 mm = 13) 41 mm + 1.7 cm = 14) 43 mm + 3.6 cm = 15) 4.6 cm + 29 mm = 16) 26 mm + 1.9 cm = 17) 37 mm + 1.9 cm = 18) 2.4 cm-15 mm = 19) 45 mm-3.9 cm =  \n20) 54 mm-2.5 cm =  \n9.  \n10.  \n11.  \n12.  \n13.  \n14.  \n15.  \n16.  \n17.  \n18.  \n19.  \n20.  \nMath  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1  \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 and Subtracting Metric Lengths  \nName: Answer Key  \n\n| Solve each problem.\u003Cbr>1) 3.8 cm + 1.9 cm =  5.7 cm  |  |  |  |  |  |  |  | Answers\u003Cbr>1. 5.7 cm |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 2) 3.6 cm + 2.7 cm =  6.3 cm  |  |  |  |  |  |  |  | 2. 6.3 cm |  |  |  |  |  |  |\n| 3) 3.2 cm + 2.9 cm =  6.1 cm  |  |  |  |  |  |  |  | 3. 6.1 cm |  |  |  |  |  |  |\n| 4) 3.1 cm + 1.5 cm =  4.6 cm  |  |  |  |  |  |  |  | 4. 4.6 cm |  |  |  |  |  |  |\n| 5) 4.2 cm + 1.6 cm =  5.8 cm  |  |  |  |  |  |  |  | 5.  5.8 cm  |  |  |  |  |  |  |\n| 6) 4.3 cm-2.4 cm =  1.9 cm  |  |  |  |  |  |  |  | 6. 1.9 cm |  |  |  |  |  |  |\n| 7) 4.3 cm-2.7 cm =  1.6 cm  |  |  |  |  |  |  |  | 7. 1.6 cm |  |  |  |  |  |  |\n| 8) 3.3 cm-1.5 cm =  1.8 cm  |  |  |  |  |  |  |  | 8. 1.8 cm |  |  |  |  |  |  |\n| 9) 5.4 cm-3.7 cm =  1.7 cm  |  |  |  |  |  |  |  | 9. 1.7 cm |  |  |  |  |  |  |\n| 10) 4.4 cm-2.8 cm =  1.6 cm  |  |  |  |  |  |  |  | 10. 1.6 cm |  |  |  |  |  |  |\n| 11) 3.6 cm-1.7 cm =  1.9 cm  |  |  |  |  |  |  |  | 11. 1.9 cm |  |  |  |  |  |  |\n| 12) 4.5 cm + 37 mm =  8.2 cm  |  |  |  |  |  |  |  | 12. 8.2 cm |  |  |  |  |  |  |\n| 13) 41 mm + 1.7 cm = 5.8 cm |  |  |  |  |  |  |  |  |  |  |  |  |  |  |\n| 14) 43 mm + 3.6 cm = 7.9 cm |  |  |  |  |  |  |  | 13.  5.8 cm  |  |  |  |  |  |  |\n| 15) 4.6 cm + 29 mm = 7.5 cm |  |  |  |  |  |  |  | 14.  7.9 cm  |  |  |  |  |  |  |\n| 16) 26 mm + 1.9 cm = 4.5 cm |  |  |  |  |  |  |  | 15.  7.5 cm  |  |  |  |  |  |  |\n| 17) 37 mm + 1.9 cm = 5.6 cm |  |  |  |  |  |  |  | 16.  4.5 cm  |  |  |  |  |  |  |\n| 18) 2.4 cm-15 mm = 9 mm |  |  |  |  |  |  |  | 17.  5.6 cm  |  |  |  |  |  |  |\n| 19) 45 mm-3.9 cm = 6 mm |  |  |  |  |  |  |  | 18.  9 mm  |  |  |  |  |  |  |\n| 20) 54 mm-2.5 cm =  2.9 cm  |  |  |  |  |  |  |  | 19.  6 mm  20.  2.9 cm  |  |  |  |  |  |  |\n| \u003Cbr>Math | [www.CommonCoreSheets.com](www.CommonCoreSheets.com) | 1 | 1-10\u003Cbr>11-20 | 95 | 90 | 85 | 80 |  | 75 | 70 | 65 | 60 | 55 | 50 |\n|  |  |  |  | 45 | 40 | 35 | 3 | 0 | 25 | 20 | 15 | 10 | 5 | 0 |\n\nAdding and Subtracting Metric Lengths  \nName:  \n\n| Solve each problem.\u003Cbr>1) 3.8 cm + 1.9 cm =   | 1. | Answers |\n| --- | --- | --- |\n|  |  |  |\n| 2) 3.6 cm + 2.7 cm =   | 2. |  |\n|  |  |  |\n| 3) 3.2 cm + 2.9 cm =   | 3.\u003Cbr>4. |  |\n|  |  |  |\n| 4) 3.1 cm + 1.5 cm =   | 5. |  |\n|  |  |  |\n| 5) 4.2 cm + 1.6 cm = | 6. |  |\n|  |  |  |\n| 6) 4.3 cm-2.4 cm =   | 7.\u003Cbr>8. |  |\n|  |  |  |\n|  |  |  |\n| 7) 4.3 cm-2.7 cm =   | 9. |  |\n|  |  |  |\n| 8) 3.3 cm-1.5 cm =   | 10.\u003Cbr>11. |  |\n|  |  |  |\n|  |  |  |\n| 9) 5.4 cm-3.7 cm =   | 12. |  |\n|  |  |  |\n| 10) 4.4 cm-2.8 cm = | 13. |  |\n|  |  |  |\n| 11) 3.6 cm-1.7 cm =   | 14. |  |\n|  |  |  |\n| 12) 4.5 cm + 37 mm =   |  |  |\n| 13) 41 mm + 1.7 cm =   |  |  |\n| 14) 43 mm + 3.6 cm =   |  |  |\n\nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n1  \n1-10 11-14  \n\n| 93 | 86 | 79 | 71 | 64 | 57 | 50 | 43 | 36 | 29 |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 21 | 14 | 7 | 0 |  |  |  |  |  |  |\n\nMath","cbCaie27SI5uZART","https://ap.wps.com/l/cbCaie27SI5uZART","pdf",44087,"English","# Solve each problem\n## Addition and subtraction with cm and mm\n## Answer key","[{\"question\":\"How many problems are included in the worksheet?\",\"answer\":\"The worksheet contains 20 numbered problems to solve.\"},{\"question\":\"What units are used for the metric length calculations?\",\"answer\":\"The problems use centimeters (cm) and millimeters (mm).\"},{\"question\":\"Are answers provided to check the work?\",\"answer\":\"Yes. An answer key lists the result for each problem number from 1 to 20.\"}]","Adding and Subtracting Metric Lengths | PDF"]