Decimals
6.61 - 3.72
2.89
Represent using postive or negative numbers: A business loss of $650
-$650
Fid the missing number 20: 35: __ = 4:7:2
10
A 12-pack of markers costs $15. What is the cost per marker?
One marker costs $1.25.
Here are the following numbers: -56, -89, 42, 67, and -91. Arrange these numbers in descending order
67, 42, -56, -89, -91
What number is 100 times larger than 0.456?
45.6
At birth, a baby weighed 7.9 lbs. At the baby’s first birthday he weighed 21.5 lbs.
Express the baby’s weight change using a positive or negative number.
+13.6lbs
DOUBLE JEOPARDY- A ribbon was cut into two pieces in the ratio 2:3. The length of the shorter piece was 12 cm. What was the total length of the ribbon before it was cut?
The total length of the ribbon before it was cut was 90 cm.
Find the average of the following distances: 56 m, 78 m, 91 m, and 65 m.
The average of the distances is 72.5 m.
7.5+(4.2×3)−18/2
11.1
42.1 x .75
31.575
|—5| ____ -5
|3| _____ |—7|
25 _____ |—32|
|—5| > -5
|3| < |—7|
25 < |—32|
There are 3/4 as many basketballs as volleyballs in the gymnasium...
How many times is the number of basketballs compared to the number of volleyballs?
There are 3 times as many basketballs.
The average weight of 6 pumpkins is 9.2 kg. Refer to the data below and determine the missing pumpkin’s weight. Show your work.
Pumpkin Weights (kg)8.5, 10.3,7.8,9.6, 9.1, and ?
The missing pumpkin weight is 9.9 kg.
In a classroom, the ratio of boys to girls is 3:5. If there are 24 boys, how many girls are there in the classroom?
There are 40 girls in the classroom.
Steven went to the store to buy ingredients so he could make chocolate chip
cookies for his classmates. He bought sugar for $1.86, chocolate chips for $2.34,
milk for $2.62, and eggs for $1.43. The clerk added up the total and Steven gave
him a twenty-dollar bill. How much change did Steven get?
Steven received $11.75 as a change.
DOUBLE JEOPARDY- Troy stood at the top of a hill 12 feet above sea level. He threw a rock down the hill and it landed 4 feet below sea level. How many feet did the rock travel?
The rock traveled 16 feet.
32 stickers are shared between Mary and Alice. Mary receives 4 stickers fewer than Alice. What is the ratio of the number of Mary's stickers to the number of Alice's stickers? Your answer must be simplified.
The ratio of the number of Mary's stickers to Alice's stickers is 9:7. (18:14)
Which is the better deal: Goldfish Crackers $1.99 for 7.2oz VS. Cheese-Its $2.70 for 13.7oz. Give the unit rate for the better option.
The Cheese Its are a better deal at $0.18 per oz.
A swimming pool is 12 meters long, 6 meters wide, and 2 meters deep. What is the volume of the pool in centimeters?
The volume of the swimming pool is 144,000,000 cubic centimeters.
Kim ran 12.3 miles in 1.4 hours. How far did she run in 1 hour? Round your answer
to 2 decimal places.
Kim ran 8.79 miles in 1 hour.
The temperature in Arizona was 79°F during the day, and 42°F at night. In Michigan it was 45°F during the day, and -12°F at night. What location had the greatest change and by how much?
Michigan had the greatest change by 20 degrees.
Emma has 3/5 as many marbles as Julie. If Julie gives 1/5 of her marbles to Emma, what will be the ratio of the number of Emma’s marbles to the number of Julie’s marbles after the transfer? Remember to simplify.
The ratio of the number of Emma's marbles to Julie's will be 1:1.
Pira drives 825 miles to California. The trip takes him 17 hours. He uses 38 gallons of gas on the trip, which costs him $125. Round answers to 2 decimal places.
Pira's speed is 48.53 mph. Pira's gas mileage is 21.71 mpg. Pira paid $3.29 per gallon.
Sarah and John both left the park at 2:00 p.m., heading for the museum. Sarah’s average speed was 12 mph faster than John’s average speed. Sarah reached the museum at 5:00 p.m. How many miles was John from the museum at 5:00 p.m.?
John is 36 miles from the museum at 5:00 p.m.