# Examples for 4th grade

- Pets in ZOO

The zoo have run for pets. They are chickens, pigs and cow. Altogether there has 20 heads and 60 feet. How many chickens and piglets are there? - Three cats

If three cats eat three mice in three minutes, after which time 270 cats eat 270 mice? - Brick

One brick is 2 kg and half a brick heavy. What is the weight of one brick? - Balls

I have 12 balls and my friend has 18. About how many has my friend more balls? - Holidays

Calculate how many hours take holidays, if take 1 weeks. - Weeks

55 weeks is equal to how many days? - Homeless Dezider

Homeless Dežko has 13 coins in jacket: Calculate the value of its assets and calculate how many bottles of wine for 0.55 EUR can he buy. - Ton's teeth

Calculate at what age homeless Anton will toothless. At age 40 has 27 teeth and each year next one tooth broke. - Textbooks

After check of textbooks found that every 8-th textbook should be withdrawn. Together 74 textbooks were withdrawn. How many textbooks were in stock before withdrawn and how many after withdrawn?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 5 from the number 67? - School trip

School trip cost 340.8 USD for one class (24 students). How much would cost a trip for two classes? (both classes together have 44 students) - Theatre

Theatrical performance started at 17:25 and ended at 18:25. How many minutes long? - Curtains

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? - 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? - CDs

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? - Carpenter

You want to cut long board into smaller pieces. Carpenter said that one cut of the board into two pieces will cost you 90 cents. But you need to cut the board into 7 parts. How much you pay? - Boys and girls

In the class are 15 boys and 3-times less girls. How many girls are in the classroom? How many all children are in the class? - Rolls

Michail likes rolls, which cost 12 cents. Previously purchased 7 rolls. How many cents paid Michail for rolls? - Cents

Julka has 3 cents more than Hugo. Together they have 27 cents. How many cents has Julka and how many Hugo? - Piggy

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?

Do you have interesting mathematical example that you can't solve it? Enter it and we can try to solve it.