When counting by tens, what number comes just before 800?
790
100
Ellen went to a garage sale to buy chairs. Each chair cost 15 dollars. How much money did Ellen spend for the 12 chairs she bought?
$180
100
You have 24 cookies and want to share them equally with 6 people. How many cookies would each person get?
4 cookies
100
Rob skated so much that he wore out 3 sets of wheels on his skates. Each skate has 5 wheels. How many wheels has he worn out?
30 wheels
100
In 30 days, Henry read 4 books about magnets, 5 about bees, and 10 about rocks. How many books did he read all together?
19 books
200
Arrange these 4 digits to make the largest possible number:
4 7 2 9
9,742
200
Marie can bike at a speed of 12 miles an hour. How far can she bike in 31 hours?
372 miles
200
You are reading a book with 120 pages. If you want to read the same number of pages each night, how many would you have to read each night to finish in 10 days?
12 pages
200
Liz earns $4 a week helping her neighbor. For 3 weeks she saved the money she earned. If she uses her savings to buy a CD that costs $9.50, how much will she have left?
$2.50
200
60 children were on the playground: 18 from 1st grade, 20 from 2nd grade, and the rest from 3rd grade. There were 35 boys. How many girls were there?
25 girls
300
Write this number in standard form:
five hundred ninety-one million, twenty-four thousand, eight hundred sixty
591,024,860
300
Albert has two snakes. The garden snake is 10 inches long. The boa constrictor is 7 times longer than the garden snake. How long is the boa constrictor?
70 inches long
300
A box of books weighs 42 pounds. Each book weighs 3 pounds. How many books are there in the box?
14 books
300
On Monday I fed 3 squirrels. On Tuesday twice as many came. The number doubled again each day. How many squirrels did I feed on Friday?
48 squirrels
300
A case of 12 quarts of motor oil was on sale for $16. We use 4 quarts when we change the oil every five thousand miles. The case holds just enough oil for how many oil changes?
3 oil changes
400
Write this number in word form:
796,500,000
seven hundred ninety-six million, five hundred thousand
400
Three-toed sloths have four legs. How many toes would 25 sloths have?
300 toes
400
Sue’s mother made 75 cookies. She put the cookies in bags, with 3 cookies in each bag. How many bags could she fill up?
25 bags
400
A box of pudding costs 50¢ and makes about 4 servings. How much will it cost to make enough pudding for 12 servings?
$1.50
400
Tom and 36 other boys went to camp for two weeks. They swam every day except one. How many days did they swim?
13 days
500
Which number has 4 thousands, 3 ones, 8 tens, and 9 hundreds?
4,983
40,983
4,389
4,983
500
Jeff swims 20 laps every day. How many laps will he swim in six weeks?
840 laps
500
It takes 3 eggs to make a cake. How many cakes can you make with 37 eggs?
12 cakes (with a remainder of 1)
500
The Bears have won 3 and lost 4 games so far this season. They will play 16 games in all. If they win all the rest of the games, how many wins will they have?
12 wins
500
There are 8 rows of chairs with 9 chairs in each row. How many chairs are there in the first 3 rows?