This math topic focuses on practicing subtraction using base 10 blocks. Specifically, it covers subtracting without borrowing in problems that involve tens and ones. Each problem presents an illustrated scenario where students are asked to determine the number of blocks left after one group is subtracted from another. The format of each question is consistent, encouraging students to visually interpret subtraction problems and select the correct answer from multiple choices provided. This forms part of an introductory unit on subtraction with base 10 blocks.
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How many blocks are left if the second group is subtracted from the first?