Open Up - Grade 6 - Mathematics - Unit 5 - Lesson 14

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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5.OA.2

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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The Amazon rainforest covered 6.42 million square kilometers in 1994. In 2014, it covered only 50/59 as much. Which is closest to the area of the Amazon forest in 2014?

• 6.4 million km2
• 5.4 million km2
• 4.4 million km2
• 3.4 million km2
• 2.4 million km2

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5.OA.2

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. Does Jada have 90% of the total possible points before the final test?

• Yes
• No

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5.OA.2

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 thinks that if she gets at least 92 out of 100 on the final test, she will get an A (90.0+) in the class. Do you agree?

• Agree
• Disagree

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5.OA.2

Find the following differences.0.151 - 0.028

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Find the following differences.0.106 - 0.0315

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Find the following differences.3.572 - 2.6014

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Find this quotient.

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Find this quotient.

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