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Question 1 of 71. Question
Round the first number to the nearest ten and multiply.
47 × 5
CorrectIncorrect 
Question 2 of 72. Question
Round the first number to the nearest ten and multiply.
\(27 \times 9\)
CorrectIncorrect 
Question 3 of 73. Question
James travels \(3,247\, m\) to the park, then \(582\, m\) to the store. He then travels \(1,634\) m back to his house.
Find the total distance traveled by first rounding each number to the nearest ten.
CorrectIncorrect 
Question 4 of 74. Question
One mountain is 10,496 feet high and another mountain is 7,421 feet high. Find the difference in height by first rounding each number to the nearest 100.
CorrectIncorrect 
Question 5 of 75. Question
A space shuttle traveling at \(17,581\)miles per hour decreases its speed by \(7,412\) miles per hour. Estimate the speed of the space shuttle after it has slowed down for one hour by rounding each number to the nearest hundred.
CorrectIncorrect 
Question 6 of 76. Question
In three months, a freelance graphic artist earns $1,290 for illustrating comic books, $2,612 for designing logos, and $4,175 for designing websites. Estimate how much she earned in total by first rounding each number to the nearest hundred.
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Question 7 of 77. Question
Estimate the difference between \(474,128\) and \(262,767\) by rounding to the nearest thousand.
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