Number Concepts
What is 40,071 written in word form.
forty thousand, seventy-one
0.6 L = _____ mL
What common factor should you divide the numerator and denominator of 16/24 by so that it's in simplest form?
Evaluate 25.4 - 16.31 + 4.59.
13.68
55.2 ÷ 12 = ____
4.6
Descartes estimates 96.3 x 42 by rounding each number to the nearest ten. What is Descarte's estimate?
4,000
If a swimming pool is filled with water at a rate of 15 gallons per minute, how many gallons of water will it contain after 3 hours?
2,700 gallons
Simplify.
1 1/12
8 + 2 x (3² - 4) ÷ 2
13
What is the quotient of 5 and 1/8?
40
What is 10² x 200?
200,000
A rectangular garden is 12 yards long and 9 yards wide. What is the perimeter of the garden in feet?
126 feet
3/8
The fifth grade classes are making a mural to hang in the front hallway of the school. Each class creates a square for the mural that has side lengths of 1/2 meter. What is the area of each square?
1/4 m²
6 x 3/10 = ___
1 4/5
What number will be in the 10th position? 1, 4, 9, 16, 25, ...
100
An Eastern Hognose Snake is 2 1/2 feet long. It grows another foot. What is the new length of the snake in inches?
42 inches
Subtract the mixed numbers: 4 2/3−2 1/4 = ___
Simplify.
2 5/12
7 1/2 yards
5/6 x 3/4 = ___
Simplify.
5/8
Your friend estimates that a bookcase is 2 1/2 feet wide. The actual width is 2/3 foot longer. What is the width of the bookcase?
3 1/6 feet
You need thirty 5-foot pieces of string for a project. A store sells string by the yard. How many yards of string will you need to buy?
50 yards
Newton brings 3 bags of popcorn that are all the same size to a club. There are 12 people at the club. Each person eats the same amount of popcorn and all of the popcorn is eaten. What fraction of a bag of popcorn does each person eat?
1/4
To find 34 + (16 + 23), your friend adds 34 and 16. Then she adds 23 to the sum. Which property did she use?
Associative Property of Addition
What is the product of 845 and 237?
200,265