Examples for 5th grade (the fifth graders) - page 13

  1. Carpet
    kusovy-koberec What is the price of square carpet side length 3.25 m if one meter square cost 230 CZK?
  2. Infants water
    kojenec From the tank, which has 10 hectoliters of water for infants, went 580 liters at mornening and 340 liters in the afternoon. How many liters left in the tank?
  3. Value
    primefactor2 Determine the value of the following exspressions: a) (23-25)·(4-5) b) (97-123):(18+8)
  4. Jan and Dan
    skolske-zosity Jan and Dan had the same money. Jan bought 5 workbooks and left him 15 CZK. Dan 6 and left him nothing. How much money have in total?
  5. The sum graphically
    fun_1 Draw a graphically sum of the all sides of 4-gon ABCD.
  6. Freezer
    teplomer Temperature is -8 degrees Celsius in the freezer. Outside temperature is 2 degrees Celsius. One minute took to change temperature by one degree Celsius if we open door. How many minutes the temperature in the freezer will rise?
  7. Sparrow ball
    vrabce On the sparrows ball were males and females. There were 170 sparrows. Males was 20 more than females. How many sparrow female was at a ball?
  8. Time adding
    clocks2_9 Add and write the result again as hours, minutes, seconds: 2hodiny45min15s + 1h20m50s =
  9. Angles
    fun1 Which of those angles are obtuse?
  10. Bricks II
    cihly 3/4 bricks weighs 6 kg and 2/3 bricks. How weighs one whole brick?
  11. No. 215
    215_num From the number 215 we can create a four-digit number that among its numbers manually type any other digit. Thus, we created two four-digit numbers whose difference is 120. What two four-digit numbers that might be?
  12. Christmas trees
    vianocny_stromcek Salesman sold Christmas trees: spruce for € 22, pine for € 25 and fir for € 33. At the morning he had the same number of spruce, fir and pine. At the evening he had all the trees entirely sold for € 3,600. How many trees that day salesman sold?
  13. Ferko
    elektricka_1 Ferko boarded the tram which has already been 19 passengers. At the first stop on the tram left twice fewer passengers and on second stop again twice times less. The third stop was final. How many passengers left with Ferko at the third stop?
  14. Apples 3
    apple Julka has 5 apples more than Hugo and four apples less than Annie. Hugo has 17 apples. How many apples has Julka and how Annie?
  15. Gasoline consumption Skoda MB
    Skoda_120 Consumption of cars for 100 km is 6.6 liters of gasoline 1 liter of gasoline costs € 1.274. How many euro grandfather spent when the car travelled 321 km.
  16. Concrete pedestal
    krychle_10 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)
  17. Sum and rounding
    numbers_14 I know two numbers whose sum is 20. When they each round and then added together I get the 30. What are this numbers?
  18. Women
    smajlik In an company of 1050 employees are 2/3 women. How many women work in the company?
  19. Number
    num Determine unknown number if you know that difference between five times and triple of number is 42.
  20. Concert
    freddie-mercury On a Concert were sold 150 tickets for CZK 360, 235 tickets for 240 CZK and 412 for 180 CZK. How much was the total revenues for tickets?

Do you have an interesting mathematical word problem that you can't solve it? Enter it, and we can try to solve it.



To this e-mail address, we will reply solution; solved examples are also published here. Please enter e-mail correctly and check whether you don't have a full mailbox.