This math topic focuses on addition and subtraction within 20. Students practice solving basic addition and subtraction equations, using both horizontal and vertical formats. The worksheet helps build fluency in calculations by including a mix of exercises such as fill-in-the-blank problems, where students need to either find the missing addend or the result. This topic is designed to improve students' arithmetic skills and their ability to solve problems quickly and accurately, essential for foundational math competence.
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Choose the subtraction sentence if the second group is subtracted from the first?