IM: 6.4.4: How Many Groups? (Part 1) (Practice) - Formative Staff | Library

Consider the problem: A shopper buys cat food in bags of 3 lbs. Her cat eats  3/4 lb each week. How many weeks does one bag last?

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Draw a diagram to represent the situation and label your diagram so it can be followed by others. Answer the question.

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Write a multiplication or division equation to represent the situation.

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Multiply your answer in the first question (the number of weeks) by 3/4. Did you get 3 as a result? If not, revise your previous work.

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Use the diagram to answer the question: How many 1/3s are in 12/3? The hexagon represents 1 whole. Explain or show your reasoning.

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Which question can be represented by the equation ? \sdot \frac{1}{8} =3?

Write two division equations for each multiplication equation.

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15 \cdot 2/5 = 6

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6 \cdot 4/3 = 8

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16 \cdot 7/8 = 14

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Noah and his friends are going to an amusement park. The total cost of admission for 8 students is $100, and all students share the cost equally. Noah brought $13 for his ticket. Did he bring enough money to get into the park? Explain your reasoning.

Write a division expression with a quotient that is:

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greater than 8 \div 0.001

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less than 8 \div 0.001

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between 8 \div 0.001 and 8 \div 1/10

Find each unknown number.

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12 is 150% of what number? _______ 

5 is 50% of what number? _______ 

10% of what number is 300? _______ 

5% of what number is 72? _______ 

20 is 80% of what number? _______