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Ariel Sandvik

Solve authentic word problems with subtraction, including unknowns, within 20.

Grades: 1st Grade
Subjects: Math
Standards: Solve authentic word problems with subtraction, including unknowns, within 20. (1.AR.OA.5.)

Student Instructions

1) Click addresponse to begin. 2) Use the move tool to move the answer into the box. 3) Click check when you're done.

Teacher Notes (not visible to students)

Level 4: I can create and solve subtraction word problems, including unknowns. Level 3: I can solve word problems with subtraction, including unknowns, within 20. *I can understand essential vocabulary, such as: Unknown, Subtraction, Solve *I can subtract combinations of numbers within 20. *I can subtract using a number and an unknown within 20. *I can solve word problems within 10 using subtraction strategies.

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