Examples for 3rd grade
- Three cats
If three cats eat three mice in three minutes, after which time 270 cats eat 270 mice?
- Ton's teeth
Calculate at what age homeless Anton will toothless. At age 40 has 27 teeth and each year next one tooth broke.
How many times you can subtract the number 5 from the number 67?
Uncle is going buy tractor Zetor super 50. The first costs 81000 Eur, the second costs 91000 Eur. How much pay uncle for both tractors?
For room equipment bought Hanak 170 m curtains. On the dining room needed 90 m and 200 m to hallways of curtains. How many meters of curtains bought totally?
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?
Adam has 7 CDs more than Filip and 5 CDs less than Dominica. Filip has 9 CDs. How many CDs has Adam and how many CDs has Dominika?
Michail likes rolls, which cost 12 cents. Previously purchased 7 rolls. How many cents paid Michail for rolls?
Julka has 3 cents more than Hugo. Together they have 27 cents. How many cents has Julka and how many Hugo?
A man bought a pig for € 55 then sold it for € 65. Then again bought for € 75 and sold it for € 85. How many € earned?
Annie had a few cents in wallet. She bought a 3 buns for 9 cents. Now she has 62 cents in the wallet. How many cents previously Annie had in the wallet?
Hanka has 8 apples more than Juro and 6 apples less than Mirka. Mirka has 21 apples. How many apples has Hanka and how many Juro?
- Children in the classroom
How many children are in the classroom, where Ladislav is 10. lightest and 16. heaviest in class?
Fisherman caught 32 fish, which is four times more than last year. How many fish he caught last year?
On the table was 56 cakes. When Peter went home, leaving them eight times less. How many cakes left?
- Classroom 3
How many children are in the classroom, where 13 children are higher than Lenka and 9 children lower than Lenka?
- Efficiency of rail
With subsidies are business easy. Calculate how much must cost rail ticket (x) in today's ticket price € 13 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.
- 3 goods
Ms. Beránková bought in the shop 3 goods. Total paid for the purchase was 248 CZK. The first thing was 112 CZK and second 101 CZK. How much was the third thing?
- Unknown number 2
I think the number. When he reduces it four times, I'll get 14. What number am I thinking?
- Forest ranger
Forest ranger watching from the hide deers. At one time point he can see 6 deers. How many maximum deers can be see by 3 rangers at same time?