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addend   \nGrade 2 Addition Worksheet  \nFind the missing numbers:  \n1) 306 +   = 336 2) 430 +   = 470 3)   + 60 = 369  \n4)   + 60 = 464 5)   + 40 = 469 6)   + 40 = 799  \n7) 101 +   = 151 8) 140 +   = 190 9) 215 +   = 295  \n10) 236 +   = 246 11)   + 20 = 170 12)   + 70 = 294  \n13) 118 +   = 158 14)   + 20 = 178 15)   + 50 = 359  \n16) 311 +   = 381 17)   + 30 = 469 18)   + 50 = 774  \nAnswers  \n1) 30 2) 40 3) 309  \n4) 404 5) 429 6) 759  \n7) 50 8) 50 9) 80  \n10) 10 11) 150 12) 224  \n13) 40 14) 158 15) 309  \n16) 70 17) 439 18) 724","cbCaiclagw5x5Fpb","https://ap.wps.com/l/cbCaiclagw5x5Fpb","pdf",27795,"English","# Grade 2 Addition Worksheet - Adding Whole Tens to 3-Digit Numbers\n## Practice Problems\n## Answer Key","[{\"question\":\"What is the objective of this math worksheet?\",\"answer\":\"The objective is to practice adding whole tens to 3-digit numbers by identifying missing addends in arithmetic equations.\"},{\"question\":\"Who is the target audience for this document?\",\"answer\":\"This worksheet is designed for second-grade students to reinforce their addition skills and understanding of place value.\"},{\"question\":\"Does the document include solutions?\",\"answer\":\"Yes, the document includes a comprehensive answer key at the bottom to verify the accuracy of the 18 provided math problems.\"}]","Grade 2 Addition Worksheet - Adding Whole Tens to 3-Digit Numbers with Missing Addends | PDF"]