Understanding Fractions and Change Strategies

What fraction of the fruits were initially strawberries?

• 5/7

• 3/7

• 2/7

• 4/7

How many units represent the total number of fruits initially?

• 2 units

• 5 units

• 10 units

• 7 units

What letter is used to represent strawberries in the unitary method?

• R

• S

• T

• F

How many units of raspberries were there initially?

• 4 units

• 7 units

• 2 units

• 5 units

What happened to the number of raspberries after the family ate some?

• Doubled

• Remained the same

• Decreased by 30

• Increased by 30

What fraction of the remaining fruits were strawberries at the end?

• 1/11

• 2/7

• 10/11

• 5/7

How many units of strawberries were there at the end?

• 1 unit

• 7 units

• 10 units

• 5 units

What is the change strategy used in this problem?

• All items changed

• One item unchanged

• Two items unchanged

• No items changed

How many strawberries did Shirley pick initially?

• 100

• 30

• 50

• 70

Which mathematical topics can the change strategy be applied to?

• Only fractions

• Fractions and whole numbers

• Only whole numbers

• Fractions, ratios, percentages, and decimals