Rounding/Estimating Decimals
Comparing/Ordering Decimals
Patterns
10 times as much as/ 1/10 of
Adding/Subtracting Decimals
100
According to the U.S. Census Bureau, Bethlehem, Pennsylvania, had a population of 72,704 in the year 2000. What is this number rounded to the nearest thousand?
What is 73,000?
100
Name a decimal is greater than 978.25 but less than 978.3?
What is 978.26, 978.27, 978.28 or 978.29?
100
What is the rule for the following sequence: 0.5, 1.8, 3.1, 4.4…
What is add 1.3?
100
What is 10 times as much and 1/10 of: 0.02?
What is 0.2 and 0.002?
100
Sophia is fund-raising for a band trip. The total cost of the trip is $1,255. She has raised $214.50. How much more money does Sophia still need to raise?
What is Sophia still needs $1,040.50 to raise?
200
It takes the planet Neptune 164.79 years to revolve around the sun. What is 164.79 years rounded to the nearest whole number?
What is 165 years?
200
Which symbol correctly compares the numbers? 0.72 _________ 0.715
What is >?
200
What is the rule for the following sequence: 23.2, 22.1, 21, 19.9…
What is subtract 1.1?
200
What is 10 times as much as and 1/10 of 0.7?
What is 7 and 0.07?
200
Jayden measured 2.75 inches of rain on Saturday. He measured an additional 1.6 inches of rain on Sunday. What was the total amount of rain that fell on Saturday and Sunday?
What is The total rain that fell on Saturday and Sunday was 4.35 inches?
300
A vet measured the mass of two birds. The mass of the robin was 76.64 grams. The mass of the blue jay was 81.54 grams. Which is the best estimate of the difference in the masses of the birds?
What is 5 grams?
300
Mohammed kept a record of how far he ran each day last week. On Monday he ran 4.5 miles. On Tuesday he ran 3.9 miles. On Wednesday he ran 4.25 miles. On Thursday he ran 3.75. On Friday he ran 4.2 miles. On which day did Mohammed run the greatest number of miles?
What is Monday?
300
Write the rule for the sequence. Then find the unknown term. 0.3, 1.5, _______, 3.9, 5.1 Rule: ____________________
What is add 1.2? What is 2.7?
300
What is 10 times as much as and 1/10 of 325.56?
What is 3,255.6 and 32.556?
300
Toney had 3.25 pounds of dry cement. He used 1.7 pounds to make a paver for his lawn. How many pounds of dry cement does Toney have left?
What is Tony has 1.55 pounds of dry cement left?
400
Nathan’s gym class had a contest to see who could make the most trips on the monkey bars. The first-place winner made 21.75 trips. The second-place winner made 18.2 trips. About how many more trips did the first-place winner make than the second-place winner?
What is 4 trips?
400
The following lists the top four times for the 100-meter hurdles event. Shakira: 15.45 seconds Jameel: 15.09 seconds Lindsay: 15.6 seconds Nicholas: 15.3 seconds Who had the fastest time?
What is Jameel?
400
Write the first four terms of the sequence. Rule: start at 10.64, subtract 1.45
What is 10.64, 9.19, 7.74, 6.29?
400
What is 10 times as much as and 1/10 of 1,195.5?
What is 11,955 and 119.55?
400
Miguel has $20. He spends $7.25 on a movie ticket, $3.95 for snacks, and $1.75 for bus fare. How much money does Miguel have left?
What is Miguel has $7.05 left?
500
Which of the following statements is false? 16.437 rounded to the nearest whole is 16. 16.437 rounded to the nearest tenth is 16.4. 16.437 rounded to the nearest hundredth is 16.43.
What is 16.437 rounded to the nearest hundredth is 16.43?
500
Mrs. Carey ran 1.25 miles on Monday, 1.265 miles on Wednesday, and 1.268 miles on Friday. What were her distances from greatest to least?
What is 1.268 miles, 1.265 miles, 1.25 miles?
500
Look at the list below. Do the numbers show a pattern? Explain how you know. 11.23, 10.75, 10.3, 9.82, 9.37, 8.89
What is no? The rule for the first two terms does not apply to the other terms in the pattern.
500
What is 10 times as much as and 1/10 of 2,250.259?
What is 22,502.59 and 225.0259?
500
Quinn has $30. She spends $7.45 on a movie ticket, $3.25 for snacks, and $2.45 for bus fare each way. How much money does Quinn have left?
What is Quinn has $14.40 left?
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