Students will use their knowledge of solving word problems using objects and drawings to find sums and differences within 10 to now being able to explain their thinking and strategies they used to solve addition or subtraction problem situations. When explaining their thinking and the strategies they used, students should be able to use their words, drawings, pictures, objects, and numbers.
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K.3 Number and operations. The student applies mathematical process standards to develop an understanding of addition and subtraction situations in order to solve problems. The student is expected to:(C) explain the strategies used to solve problems involving adding and subtracting within 10 using spoken words, concrete and pictorial models, and number sentences