Problems for 3rd grade
- Three cats
If three cats eat three mice in three minutes, after which time 210 cats eat 210 mice?
How many times you can subtract the number 4 from the number 50?
- School trip
School trip cost 90 Eur for one class (20 students). How much would cost a trip for two classes? (both classes together have 40 students)
Calculate how many hours take holidays, if take 7 weeks.
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?
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 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
9 trees in 2 lines grows in the orchard. How many trees are in the orchard?
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?
- 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.
- Children in the classroom
How many children are in the classroom, where Ladislav is 10th lightest and 16th heaviest in class?
Hanka has 6 apples more than Juro and 7 apples less than Mirka. Mirka has 23 apples. How many apples has Hanka and how many Juro?
Adam has 9 CDs more than Filip and 10 CDs less than Dominica. Filip has 7 CDs. How many CDs has Adam and how many CDs has Dominika?
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?
For room equipment bought Hanak 50 m curtains. On the dining room needed 90 m and 90 m to hallways of curtains. How many meters of curtains bought totally?
- Czech crowns
Oldrich has one crown. Peter has five crowns coin, a two crown coin and a one-crown coin. Radek has twenty-crown banknote, ten banknote and five-crown coin. The boys got one fifty-one crown and one crown coin. How can they share the money fairly when they.
At the A bus stop boarded 6 people into the bus and on each other bus stop one man more than the previous one. On E station never boarded. Stops are A, B, C, D, E. Calculate the number of people on the bus after leaving the station E.
Figliarko has 13 cents less than Hana. Together they have 57 cents. How many cents has Hana and how many Figliarko?
- Classroom 3
How many children are in the classroom, where 13 children are higher than Lenka and 9 children lower than Lenka?