1) 821 - 357 = a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 2) Use the digits 1 to 9, at most one time each, to fill in the boxes to make two different pairs of three-digit numbers that form a true number sentence. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 3) Why is it important that we include ___ to solve this problem? a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 4) Evaluate this solution...What conclusions can you make? a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 5) What is the formula for ___? How would you write ___? How would you describe ___? How can you find the meaning of ___? a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 6) What method best solves ____? a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 7) Investigate other methods for solving this same type of problem. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 8) Have other groups of students solve your problem. Check their work, and provide feedback. In what ways do these problems connect to other mathematical concepts? a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 9) Place a < or > between the two fractions to make a true number sentence. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 10) What conclusions can you make based on ___? a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 11) Justify your answer. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 12) Argue how your method for solving the problem is best. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 13) What time will it be 14 minutes after 1:27 pm? a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 14) Describe the process you took to solve ___. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 15) Develop an argument for or against ___. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4 16) What are the best shortcuts you can take to solve multiplying fractions and mixed numbers? Explain and justify why you think this is the best shortcut. a) DOK 1 b) DOK 2 c) DOK 3 d) DOK 4

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