# Problems for 4th grade

- Third of an hour

How many minutes is a third of an hour? Do you know to determine a third of the lesson hour (45min)? - 3 cats

3 cats eat 3 mice in 3 days. How many mice will eat 10 cats in 10 days? - Brick

One brick is 6 kg and half a brick heavy. What is the weight of one brick? - Three cats

If three cats eat three mice in three minutes, after which time 200 cats eat 200 mice? - Homeless Dezider

Homeless Dežko has 9 coins in jacket: Calculate the value of its assets and calculate how many bottles of wine for 0.55 EUR can he buy. - Textbooks

After check of textbooks found that every 10-th textbook should be withdrawn. Together 58 textbooks were withdrawn. How many textbooks were in stock before withdrawn and how many after withdrawn? - Subtraction

How many times you can subtract the number 1 from the number 16? - 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) - Holidays

Calculate how many hours take holidays, if take 7 weeks. - Weeks

33 weeks is equal to how many days? - Piggy

A man bought a pig for € 60 then sold it for € 75. Then again bought for € 90 and sold it for € 100. How many € earned? - Balls

I have 19 balls and my friend has 27. About how many has my friend more balls? - Cents

Julka has 3 cents more than Hugo. Together they have 27 cents. How many cents has Julka and how many Hugo? - Ton's teeth

Calculate at what age homeless Anton will toothless. At age 29 has 26 teeth and each year next one tooth broke. - Lentilka

Lentilka made 31 pancakes. 8 don't fill with anything, 14 pancakes filled with strawberry jam, 16 filled with cream cheese. a) How many Lentilka did strawberry-cream cheese pancakes? Maksik ate 4 of strawberry-cream cheese and all pure strawberry pancake - RBA

Regional Building Authority has an annual budget of EUR 1806814. In previous calendar year has processed 804 approval procedures. How much does an average of one building approval costs (eg unsuccessful revoke)? - Rabbits

In the hutch are 48 mottled rabbits. Brown are 23 less than mottled and white are 8-times less than mottled. How many rabbits are in the hutch? - Cycling

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. - Mistake

Nicol mistake when calculate in school. Instead of add number 41 subtract it. What is the difference between the result and the right result?

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