4th grade + multiplication - examples
One brick is 6 kg and half a brick heavy. What is the weight of one brick?
After check of textbooks found that every 10-th textbook should be withdrawn. Together 58 textbooks were withdrawn. How many textbooks were in stock before withdrawn and how many after withdrawn?
- School trip
School trip cost 184.8 USD for one class (28 students). How much would cost a trip for two classes? (both classes together have 56 students)
Calculate how many hours take holidays, if take 7 weeks.
33 weeks is equal to how many days?
Cyclist goes on a trip. First, drove 3 hours average speed 33 kilometers per hour, then slowed down and another 4 hours driving a speed 24 kilometers per hour. How many total kilometers cycling?
- Efficiency of rail
With subsidies are business easy. Calculate how much must cost rail ticket (x) in today's ticket price € 11 and if the trains was not subsidized, if it is known that without subsidies would cost three times today's ticket prices. Calculate the value of.
You want to cut long board into smaller pieces. Carpenter said that one cut of the board into two pieces will cost you 100 cents. But you need to cut the board into 9 parts. How much you pay?
- Bus driver
The bus driver rides 175 km in the morning, afternoon rides 20 km more. How many kilometers traveled in 5 days if he rides on the same line?
Grower harvested 190 kg of apples. Pears harvested 10 times less. a) How many kg pears harvested? b) How many apples and pears harvested? c) How many kg harvested pears less than apples?
- Boys and girls
In the class are 20 boys and 5-times less girls. How many girls are in the classroom? How many all children are in the class?
A line of print on a computer contains 64 characters (letters, spacers or other chars). Find how many characters there are in 7 lines.
By how many is the difference of numbers 8 and 34 less than its product?
Michail likes rolls, which cost 12 cents. Previously purchased 6 rolls. How many cents paid Michail for rolls?
Kate paid for the package on delivery of four meters textile 688 CZK. What is the price of one meter textile when shipping and handling amounted to 48 CZK?
Fill in the examples correctly brackets: A) 7.9+12:3-2 =23 B) 7.9+12:3-2=75
- Unknown number 2
I think the number. When he reduces it four times, I'll get 11. What number am I thinking?
Whole loaded train weighs 760 tons. It has twenty wagons, each carrying 20 tons of grain and empty weighs 10 tons. How much weight a locomotive?
- Concrete pedestal
The carpenters made wooden mold on a concrete pedestal in the shape of a cube with edge 2 meter long. What is the area in which the concrete touches wooden molds? (No lid or bottom)
Dad has two years more than mom. Mom has 5 times more than Katy. Katy has 2 times less than Jan. Jan is 10 years old. How old is everyone in the family? How old are all together?