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\n1. 4 + 51 =   2. 12 + 37 =   3. 26 + 23 =   4. 75 + 12 =   5. 54 + 21 =   6. 19 + 40 =   7. 66 + 10 =   8. 26 + 1 =   9. 56 + 32 =   10. 1 + 37 =   11. 58 + 30 =   12. 21 + 14 =   13. 77 + 2 =   14. 84 + 11 =   15. 40 + 28 =   16. 20 + 47 =   17. 88 + 11 =   18. 37 + 11 =    \n19. 24 + 72 =   20. 33 + 63 =    \nMental math: adding two 2-digit numbers  (no carrying)   \nGrade 4 Addition Worksheet  \nFind the sum.  \n1. 4 + 51 =  55  2. 12 + 37 =  49   \n3. 26 + 23 =  49  4. 75 + 12 =  87   \n5. 54 + 21 =  75  6. 19 + 40 =  59   \n7. 66 + 10 =  76  8. 26 + 1 =  27   \n9. 56 + 32 =  88  10. 1 + 37 =  38   \n11. 58 + 30 =  88  12. 21 + 14 =  35   \n13. 77 + 2 =  79  14. 84 + 11 =  95   \n15. 40 + 28 =  68  16. 20 + 47 =  67   \n17. 88 + 11 =  99  18. 37 + 11 =  48   \n19. 24 + 72 =  96  20. 33 + 63 =  96","cbCaih1SeiZRfUH2","https://ap.wps.com/l/cbCaih1SeiZRfUH2","pdf",13185,"English","# Mental Math Addition Problems\n## Practice Worksheet Exercises","[{\"question\":\"What is the main focus of this math worksheet?\",\"answer\":\"The worksheet focuses on mental math addition of two-digit numbers without carrying.\"},{\"question\":\"How many addition problems are included in the worksheet?\",\"answer\":\"There are twenty addition problems provided in the worksheet, complete with an answer key.\"},{\"question\":\"What grade level is this worksheet designed for?\",\"answer\":\"This worksheet is specifically designed for Grade 4 students.\"}]","Mental Math Addition Worksheet - Grade 4 - Practice Exercises | PDF"]