Tag Archives: DOK 2: Skill / Concept

Probability with Spinners

Directions: Select three of the spinners from the image below (you may pick more than one of each) such that the total number of sectors in all three spinners totals 10. Select spinners so that the probability of all three spinners landing in the shaded sector is the smallest (or largest). Extension: How would the answer change if you could …

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Pocket Change 3

Directions: You have $1.00 in change in your pocket. You have 15 coins. What coins do you have? Source: Andrew Gael

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Pocket Change 2

Directions: You have the same number of pennies, nickels, and dimes in your pocket. You have $1.44. You don’t have any other coins or bills. How many of each coin do you have? Source: Andrew Gael

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Sums to 100

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to create the closest possible sum to 100. Source: Graham Fletcher

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Finding Equivalent Fractions

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to create 3 equivalent fractions. Source: Graham Fletcher, Bowen Kerins

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Properties of Logarithms

Directions: Using the integers 1 through 9, at most one time each, find the value of x that is closest to 0. Extension: Find more than one set of numbers that would make x = 0. Source: Claire Verti

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Subtraction with Regrouping

Directions: Fill in the boxes so that you would need to regroup when you subtract. Make sure that your number is less than 63. Extension: Explain why you need to regroup using your number. Source: Chase Orton

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Subtraction without Regrouping

Directions: Using the digits 1 to 9, at most one time each, fill in the boxes so that you would not need to regroup when you subtract. Make sure your number is less than 63. Extension: Explain why you do NOT need to regroup using your number. Source: Chase Orton

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Fraction Equivalence

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to create a fraction that correctly completes each statement. Source: Ian Kerr

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