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20 + 90 + 60 + 20 =   2. 40 + 70 + 70 + 50 =   3. 90 + 10 + 30 + 90 =   4. 30 + 10 + 40 + 40 =   5. 20 + 60 + 10 + 90 =   6. 50 + 20 + 20 + 60 =   7. 90 + 80 + 50 + 90 =   8. 80 + 30 + 30 + 40 =   9. 20 + 20 + 30 + 60 =   10. 20 + 50 + 20 + 10 =   11. 40 + 70 + 80 + 50 =   12. 60 + 40 + 20 + 80 =   13. 90 + 40 + 60 + 70 =   14. 80 + 50 + 80 + 60 =   15. 70 + 10 + 70 + 90 =   16. 20 + 50 + 90 + 50 =   17. 10 + 90 + 90 + 90 =   18. 50 + 10 + 30 + 20 =    \n19. 20 + 60 + 40 + 40 =   20. 50 + 30 + 10 + 70 =    \nAdding whole tens (four 2-digit addends)   \nGrade 3 Addition Worksheet  \nFind the sum.  \n1. 20 + 90 + 60 + 20 =  190  2. 40 + 70 + 70 + 50 =  230   \n3. 90 + 10 + 30 + 90 =  220  4. 30 + 10 + 40 + 40 =  120   \n5. 20 + 60 + 10 + 90 =  180  6. 50 + 20 + 20 + 60 =  150   \n7. 90 + 80 + 50 + 90 =  310  8. 80 + 30 + 30 + 40 =  180   \n9. 20 + 20 + 30 + 60 =  130  10. 20 + 50 + 20 + 10 =  100   \n11. 40 + 70 + 80 + 50 =  240  12. 60 + 40 + 20 + 80 =  200   \n13. 90 + 40 + 60 + 70 =  260  14. 80 + 50 + 80 + 60 =  270   \n15. 70 + 10 + 70 + 90 =  240  16. 20 + 50 + 90 + 50 =  210   \n17. 10 + 90 + 90 + 90 =  280  18. 50 + 10 + 30 + 20 =  110   \n19. 20 + 60 + 40 + 40 =  160  20. 50 + 30 + 10 + 70 =  160","cbCaitb4LkRtYUIS","https://ap.wps.com/l/cbCaitb4LkRtYUIS","pdf",13696,"English","# Addition Practice Exercises\n## Answer Key","[{\"question\":\"What level of mathematics is this worksheet intended for?\",\"answer\":\"This worksheet is designed for third-grade students to practice adding four 2-digit numbers ending in zero.\"},{\"question\":\"What specific math skill does this worksheet focus on?\",\"answer\":\"The worksheet focuses on the addition of four whole tens (multiples of ten) to improve student fluency in basic arithmetic.\"},{\"question\":\"How many problems are included in this worksheet?\",\"answer\":\"The document includes 20 distinct addition problems for students to solve.\"}]","Adding Whole Tens - Grade 3 Addition Worksheet | PDF"]