John played in 7 concerts this month. Each concert lasted 2.25 hours. Write the expression you would use to solve this problem.
7 x 2.25
There are 604 students and teachers going on a field trip. A school bus holds 78 people. How many buses are needed for the field trip?
8 buses
A truck is loaded with 42,008 pounds of crates. If each crate weighs 472 pounds, how many crates are loaded onto the truck?
89 crates
Natasha bought a pair of boots for $64.73. How much change did Natasha get back if she gave the cashier $80.00?
$15.27
9 1/2 - 3.4=
6.1
What is the equivalent division problem you would use to solve 24.35 divided by 2.25?
2,435 divided by 225. Move the decimal over twice to the right in your divisor and dividend.
Last week Sanjay ran 20.5 miles less than Rachel. If Sanjay ran 15.64 miles, how far did Rachel run?
20 + 15.64 = 35.64 miles
You do not have to line up the decimal when you add or subtract decimals.
True or False
False
10.24 + 7 3/10=
17.54
Karen’s garden measures 4.8 feet wide and 19.32 feet long. What is the area of her garden in square feet?
92.736 square feet
A scientist used 5.6 liters of water and 4.92 liters of vinegar to perform a science experiment. How much more water than vinegar did the scientist use?
0.68 liters
Yes, he has $22.25 left over after buying his brothers gift.
About how big should the answer to 5.78 x 12.225 be?
A group of friends went to the movies together. They paid a total of $49.50 for the movie tickets and $32.40 for snacks to share. If each person paid $13.65, how many people were in the group?
6 people
The cost of dinner for Lorenzo and his 3 friends was $45.96. How much did they each spend if the bill was split equally between each person?
$15.32
A cheetah can run at a speed of 74.56 miles per hour. A racehorse can run at a speed of 38.9 miles per hour. How much faster can a cheetah run than a racehorse in miles per hour?
35.66 mph
Violet’s father gives her $20 to go to a basketball game with her friend. She buys a bottle of water for $2.75 and a ticket to the game, which costs her 6 times as much as the bottle of water. Does Violet have enough money left over to buy her friend a bottle of water? How much does she have left?
No, she only has $0.75 left.
The average size of a dairy farm is 175.84 acres. This is 1.4 times the size of Mr. Maldova’s farm. How big is Mr. Maldova's farm?
175.84 / 1.4 = 125.6 acres
Jake has a wooden board that measures 8.25 feet long. He cuts the board into pieces that each measure 0.75 foot long so he can make signs. If Jake earns $15.95 for each sign he sells, how much money can he earn from the signs he makes with this board?
8.25 / 0.75 = 11
11 x 15.95 =
$175.45
James received his allowance of $55.45. He and two friends went out to lunch and the total bill was $125.25. Afterwards, they stopped for ice cream, which cost them each $7.50. How much money does he have left?