Grade 6 | Unit 5 | Lesson 14: Using Operations on Decimals to Solve Problems | Practice Problems

A roll of ribbon was 12 meters long. Diego cut 9 pieces of ribbon that were 0.4 meter each to tie some presents. He then used the remaining ribbon to make some wreaths. Each wreath required 0.6 meter. How many meters of ribbon were available for making wreaths?

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A roll of ribbon was 12 meters long. Diego cut 9 pieces of ribbon that were 0.4 meter each to tie some presents. He then used the remaining ribbon to make some wreaths. Each wreath required 0.6 meter. How many wreaths could Diego make with the available ribbon?

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• 6.4 million km2

• 5.4 million km2

• 4.4 million km2

• 3.4 million km2

• 2.4 million km2

To get an A in her math class, Jada needs to have at least 90% of the total number of points possible. The table shows Jada’s results before the final test in the class.

Jada’s points	total points possible
Homework	141	150
Test 1	87	100
Test 2	81	100
Test 3	91	100

Does Jada have 90% of the total possible points before the final test? Explain how you know.

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To get an A in her math class, Jada needs to have at least 90% of the total number of points possible. The table shows Jada’s results before the final test in the class.

Jada’s points	total points possible
Homework	141	150
Test 1	87	100
Test 2	81	100
Test 3	91	100

Jada thinks that if she gets at least 92 out of 100 on the final test, she will get an A in the class. Do you agree? Explain.

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