Computation/Estimation
An oil spill washed up on the coast and coated a total of 5,117 birds with oil. A team of volunteers has cleaned 3,994 birds. The team calculates that they still have 1,123 birds to clean. Is their calculation reasonable? Estimate the number of birds by rounding the numbers to check the team's calculation.
The team's calculation is reasonable because my estimate of 1,000 is fairly close to 1,123.
Which rule could you use to find the next 3 numbers in the pattern?
8, 13, 18, 23, ___, ___, ___
Add 5
200 more than a number
How do you write the verbal expression as a math expression?
y + 200
Which BEST represents the height of a home?
A) 11 centimeters
B) 11 kilometers
C) 11 millimeters
D) 11 meters
D) 11 meters
What type of angle has a measure of 90°?
right angle
A bag of candy has 428 pieces of candy in it. The candy store has 82 of these bags of candy for sale. How many total pieces of candy are in the 82 bags?
35,096
Find the average (arithmetic mean) for the given set of numbers.
{3, 7, 5, 13, 20, 23, 39, 23, 40, 23, 14, 12, 56, 23, 29}
22
Lydia has 46 applications on her phone. Drew has 29 applications on his phone. Which number sentence can be used to find a, how many more applications Lydia has than Drew?
A) a= 46 + 29
B) a = 46 ÷ 29
C) a = 46 − 29
D) a = 46 × 29
C) a = 46 − 29
What is the best estimate for the length of a blade of grass?
A) 5 millimeters
B) 5 centimeters
C) 5 meters
D) 5 kilometers
B) 5 centimeters
In order for a triangle to be an acute triangle, all of its angles must be...
less than 90°
The local zoo has a total of 238 birds and 34 species of birds. If the zoo has the same number of each species, how many birds of each species does the zoo have?
7 birds
The following list of numbers shows the number of corndogs sold over ten days.
56,55,59,41,50,58,60,58,58,40
What is the median of this data?
57
A restaurant gives each guest 2 mints at the end of their meal. Last night, the restaurant gave out 58 mints. Which equation can be used to find g, the number of guests at the restaurant last night?
A) g = 58 × 2
B) g = 58 + 2
C) g = 58 − 2
D) g = 58 ÷ 2
D) g = 58 ÷ 2
Samantha washes her dog in a bathtub that is shaped like a rectangular prism. The bathtub has a length of 12 inches, a width of 16 inches and a height of 14 inches. What is the volume of the bathtub in cubic inches?
2,688 in.³
A triangle has the side lengths 5, 7, and 11. Which term best describes the triangle?
A) acute
B) equiangular
C) equilateral
D) obtuse
D) obtuse
Nellie is having a party. Three-fifths of the guests are from her dance class. Three-eighths of the guests are from her school. The rest of the guests are family. What portion of the guests are family?
1/40
Find the range of the set of numbers.
{84 , 18 , 9 , 11 , 58 , 21 , 79 , 84 , 16}
75
Chase is playing his favorite video game, Zombie Smasher. He scored 152 points on level 1 and scored 197 points on level 2. Which equation can be used to find p, how many more points he scored on level 2 than on level 1?
A) p = 197 − 152
B) p = 197 + 152
C) p = 197 × 152
D) p = 197 ÷ 152
A) p = 197 − 152
Rick wants new carpeting for his living room. His living room is a rectangle 5 yards by 7 yards. How many square yards of carpeting does Rick need to cover his entire living room?
35 square units
What is another way to describe an equilateral triangle?
A) acute
B) obtuse
C) right
D) scalene
A) acute
Tanner bought some new video games over the weekend. He bought two games that cost $38.95 each and another game that cost $21.15. About how much money did Tanner pay for his new video games?
$100
You have a pair of white shoes and a pair of yellow shoes. You have black or blue shoestrings to wear with the shoes. How many different choices do you have?
4 different choices
Beth counted 625 trees while driving to New Orleans with her parents. On the drive back, she counted 457 trees. Which equation can be used to find t, the total number of trees Beth counted?
A) t = 625 − 457
B) t = 625 × 457
C) t = 625 + 457
D) t = 625 ÷ 457
C) t = 625 + 457
A teacher supply company sells number cubes that measure 1 centimeter on each side. The number cubes are packaged in rectangular boxes. A box is 8 cubes long, 6 cubes wide, and 3 cubes tall. What is the volume of the box into which the number cubes are packed?
144 cubes
Describe a right triangle.
*Be sure to include your thoughts about all the angles.
One angle measures 90, and the other two are less than 90.