Place Value of Multi-Digit Whole Numbers
Sarah is 9 years old. Sarah's grandfather is 90 years old. Sarah's grandfather is how many times as old as Sarah?
Sarah's grandfather is 10 times as old as Sarah.
Compare the two numbers by using the <, >, or = symbols.
342,001_____94,981
342,001 > 94,981
Round to the nearest thousand. Use a vertical number line to model your thinking.
7,621
7,621 rounded to the nearest thousand rounds to 8,000 because it is over 7,500 on the number line.
34,698 + 71,840 =
106,538
A copper wire was 240 meters long. After 60 meters was cut off, it was double the length of a steel wire. How much longer was the copper wire than the steel wire at first?
*It helps to draw a tape diagram to solve this one.
The copper wire was 150 m longer than the steel wire.
The Carson family saved up $39,580 for a new home. The cost of their dream home is 10 times as much as they have saved. How much does their dream home cost?
39,580 x 10 = $395,800
Compare using <, >, or = symbols:
500,000 + 80,000+ 9,000 + 100____five hundred eight thousand, nine hundred one
500,000 + 80,000+ 9,000 + 100 > five hundred eight thousand, nine hundred one
Louise's family went on vacation to Disney World. Their vacation cost $5,990. Sophia's family went on a vacation to Niagara Falls. Their vacation cost $4,720. Both families budgeted about $5,000 for their vacation. Whose family stayed closer to the budget? Round to the nearest thousand.
Sophia's family stayed closer to their $5,000 budget because $4,720 is closer to $5,000. Louise's family spent closer to $6,000 for their vacation.
In January, Scott earned $8,999. In February, he earned $2,387 more than in January. In March, Scott earned the same amount as in February. How much did Scott earn altogether during those three months?
Scott earned $31,771 during the months of January, February and March. Mrs. Goldman wants to be Scott.
926,000 - 498,638 =
427,362
Emily collected $950 selling Girl Scout cookies all day Saturday. Emily's troop collected 10 times as much as she did. How much money did Emily's troop raise?
Emily's troop raised $9,500 selling cookies on Saturday.
Arrange these numbers from greatest to least:
728,000, 708,200, 720,800, 87,300
728,000, 720,800, 708,800. 87,300
Round to the nearest ten thousand. Use a vertical number line to model your thinking.
35,124
35,124 rounds to 40,000.
422,431 - 92,420 =
330,011
Write in expanded form:
965,402
900,000+60,000+5,000+400+2
Rewrite the following number using commas where appropriate:
101232598
101,232,598
100 thousand less than 400,000 + 80,000 + 1,000 + 30 + 6 is
381,036
Estimate the sum by rounding both to the nearest hundred thousand.
164,215 + 216,088
200,000 + 200,000 = 400,000
A theater holds a total of 2,013 chairs. 197 chairs are in the VIP section. How many chairs are not in the VIP section?
There are 1,816 chairs that are not in the VIP section of the theater.
Round to the nearest hundred:
72,744
72,700
Write this number in word form:
800,000+6,000+300+2
eight hundred six thousand, three hundred two
In 2012, Charlie earned an annual salary of $54,098. At the beginning of 2013, Charlie's annual salary was raised by $10,000. How much money will Charlie earn in 2013? Use pictures, words, or numbers to explain your thinking.
$54,098 + 10,000 = $64,098
At President Bush's inauguration in 2005, the newspaper headlines stated there were about 400,000 people in attendance. If the newspaper rounded to the nearest ten thousand, what is the largest number and smallest number of people who could have been there?
404,999 is the largest number and 395,000 is the smallest number.
A local store was having a two-week Back to School sale. They started the sale with 36,390 notebooks. During the first week of the sale, 7,424 notebooks were sold. During the second week of the sale, 8,967 notebooks were sold. How many notebooks were left at the end of the two weeks?
There were 19,999 notebooks left after the two week sale.
You were crazy to choose this one...good luck grasshopper.
In one year, the factory used 11,650 meters of cotton, 4,950 fewer meters of silk than cotton, and 3,500 fewer meters of wool than silk. How many meters in all were used of the three fabrics.
The factory used 21,550 m of cotton, silk and wool during the year.