Number Sense
Write 300,000 + 7,000 + 100 + 50 + 2 in standard form.
What is 307,152?
The area of a bedroom door is 40 square feet. The perimeter is 26 feet. What are the dimensions of the door?
8 x 5 = 40 square feet
8 + 8 + 5 + 5 = 26 feet
Jim ran 4/5 of a mile and walked 6/10 of a mile. How much farther did Jim run than walk?
4/5 - 6/10 =
8/10 - 6/10 = 2/10
or 1/5 mile more
There was a nest of fish eggs in Belmont River; 751 of the eggs hatched and 486 of them didn't. About how many eggs were there in total?
800 + 500 = About 1,300 eggs
Andrew ran 5,280 feet on Monday afternoon. How many yards did Andrew run? (There are 3 feet in 1 yard.)
1,760 yards or 1 mile
Name the place for the digit 7 in the following two numbers.
A. 270,582,319
B. 4,618,250.37
A. ten millions
B. hundredths
Jamie's back yard is 10 yards by 8 yards. She put in a swimming pool that measures 3 yards by 5 yards. If the rest of her back yard is covered in grass, how many square yards of her back yard is covered in grass?
back yard is 10 x 8 = 80 square yards
swimming pool 3 x 5 = 15 square yards
80 - 15 = 65 square yards of grass
A meteorologist recorded the rainfall in Toccoa in two consecutive months. In the first month, there was 2/12 ft. of rain. In the second month, there was 1/6 ft. of rain. What was the total amount of rainfall during the two months?
2/12 + 1/6 =
2/12 + 2/12 = 4/12
or 1/3 ft rainfall during two months
A school owns 84 buses. There are 71 seats on each bus. How many seats in total are there on the buses?
84 x 71 = 80 x 70 + 80 x 1 + 4 x 70 + 4 x 1
5,600 + 80 + 280 + 4
5,880 + 84 = 5,964 total seats
Amber made four bracelets for her friends. She used two feet of thread for each bracelet. How many inches of thread did Amber use for all four bracelets? (1 foot = 12 inches)
2 feet = 24 inches
4 bracelets x 24 inches = 96 inches total
or 2 feet x 4 bracelets = 8 feet x 12 inches in a foot = 96 inches total
Write the following two numbers using digits.
A. sixteen thousand, four hundred eighty-three and two tenths
B. eight million, three hundred nine thousand, fifty-two
A. 16,483.2
B. 8,309,052
The south wall of the library measures 10 feet high and 18 feet wide. There are four windows that measure 4 feet by 3 feet. How many square feet is the south wall not including the area for the windows?
10 x 18 = 180 square feet for wall with windows
(4 x 3) x 4 = 48 square feet for four windows.
180 - 48 = 132 square feet of the wall without including windows
Sammy was making cupcakes for her class. She needed to triple each ingredient in the recipe. If the recipe called for 3/4 cup sugar, how much sugar did she use to triple the recipe?
Write your answer as an improper fraction and a mixed fraction.
3/4 x 3 = 9/4
or 3/4 + 3/4 + 3/4 = 9/4
or 4/4 + 4/4 + 1/4 = 2 1/4 cups sugar
Andrew took his energetic puppy Beans on a walk. During the walk, Beans disturbed a total of 621 insects. First, Beans stepped in a large anthill and caused 240 angry ants to crawl out. Then, Beans upset a hornet nest. About how many hornets did Beans disturb?
600 - 200 = About 400 hornets
Kimberly rode her bike 5,000 meters to Ingles. How many kilometers did Kimberly ride her bike? (1 kilometer = 1,000 meters)
5,000/1,000 = 5 kilometers
A Round 65,982 to the nearest thousands place.
B Round 4,809.38 to the nearest ones place.
A 66,000
B 4,809
Look at the picture of the house on the white board. What is the area and the perimeter for the house?
_______7ft_______
____3 ft__
_________________________
7 x 4 + 3 x 2 = 34 square feet
7 + 2 + 3 + 2 + 10 + 4 = 28 feet
Dakota did the standing long jump five times in a row. The first time he jumped 2 3/4 feet and the next four times he jumped 3 2/8 feet. If you add all five of Dakota's jumps together, what would the total distance be?
2 3/4 + (3 2/8 x 4)
2 3/4 + 12 12/8
2 3/4 + 12 8/8 + 4/8
2 3/4 + 13 4/8
2 6/8 + 13 4/8 = 15 10/8 or 16 2/8 or 16 1/4
Albert wants to buy a bike that costs $140. He has already saved $84. He earns $7 each hour working as a lifeguard and saves all of it for the bike. How many more hours does Albert need to work in order to have enough money to buy the bike?
140 total - 84 saved already = 56 needed
$7 an hour x ___ = 56 more needed
needs to work 8 more hours to earn enough money
John is 5 feet 4 inches tall and Jesse is 4 feet 8 inches tall. How much taller is John than Jesse?
1 foot = 12 inches
5 feet = 60 inches + 4 inches = 64 inches
4 feet = 48 inches + 8 inches = 56 inches
64 - 56 = 8 inches taller
Write P for Prime, C for Composite, or N for Neither for the following numbers.
A 36
B 13
C 2
A composite
B prime
C prime
Write the perimeter for each of the following.
A. A square with each length being 8 cm.
B. An octagon with each length being 5 feet.
C. A hexagon with each length being 3 inches.
A. 8 x 4 sides = 32 cm
B. 5 x 8 sides = 40 feet
C. 3 x 6 sides = 18 inches
On Wednesday the farmers at the Fulton Farm picked 1/3 of a barrel of tomatoes. Thursday, the farmers picked 5 times as many tomatoes as on Wednesday. How many barrels of tomatoes did the farmers pick on Thursday?
(Thursday) 5 x 1/3 barrel of tomatoes on Wed.
5 x 1/3 = 5/3 or 3/3 + 2/3 = 1 2/3 barrel of tomatoes
Each of Farmer Mason's 9,274 lambs is either red or white. There are 439 white ones. How many of Farmer Mason's lambs are red?
8,835 red lambs
A brown snake measures 800 centimeters long and a black snake measures 4 meters. How long are the two snakes together?
There are 100 cm in 1 meter.
Write your answer in meters and centimeters.
800 cm = 8 m brown snake
400 cm = 4 m black snake
1,200 cm or 12 m total both snakes