Maths practice for 9-year-olds - page 3 of 20
Number of problems found: 400
- Spectators 83570
The theater is watched by 3900 spectators, 3200 of whom are women and 700 men, the rest being children. Thus, 3900 children watch the theater. - Triangular 83460
The triangular garden has a perimeter of 197 m. If two sides with lengths of 58 m and 66 m are fenced, how many meters of fence still need to be built? - Different 82982 How many different ways can Milka, Peter, Joseph, and Renata sit next to each other in the cinema if Milka always sits in seat number 1 and Peter always sits in seat number 4? List all options.
- Climbing 82529
Edo signed up for 3 clubs during the holidays. Tennis, archery, and mountain climbing. Each circle lasted 2 hours a day. He lasted 30 days walking on them. How many hours of circles did he complete in total?
- Children 82500
Four children paid a total of 884 CZK for the fair's shooting range. How much did one child pay if all the children spent the same? - Quarters 82477
How many quarters are 3 pizzas? - Brother 82111
When I was two years old, my brother was twice as old as me; how old was the brother? - Incorrectly 81920
Oliver calculated 12 tasks correctly, which was 8 more than the ones he calculated incorrectly. A-HOW MANY PROBLEMS DID OLIVER WRONG? B-how many tasks did he solve together? - Christmas 81912
Mom got a 50ml perfume for her birthday for 1,000 CZK. For Christmas, she received 100 ml of perfume for 1800 kc. How much is 1 ml of each perfume in CZK? Which one is cheaper?
- Lilies 81910
There are twice as many pink water lilies in the pond as yellow water lilies, but twice as few as white water lilies. Which water lilies are the most and which are the fewest? How many times more white water lilies are there than yellow water lilies? How - According 81648 According to the table, calculate how many meters Jakub walked on Monday when he went from home to school, from there to swimming practice, and then returned home. ; School; Swimming pool House ; 800m ; 2km School; 800 m ; 2km 300m Swimming pool ; 2 km; 2
- Originally 81483
There are several cubes in the box. Kamil doubled this number. Karol then took 7 cubes from the box, and 9 remained. How many cubes were originally in the box? - Succeed 81482
Julka wanted to cut pieces 10 cm and 30 cm long from a 1 m long twine so that not a single piece would be too big for her. Did she succeed? - Dealership 81042
The car dealership sold three Škoda cars in one day. After rounding the entire amount to tens of thousands, she received 900,000 CZK. Write 5 options. How much could they really take?
- Assembled 80750
We assemble different bodies from five identical cubes. The volumes of all bodies are equal. Calculate the surfaces of the assembled bodies. - Production 80661
The production of 4 machines takes a total of 80 hours. They make every machine for the same amount of time. How long does it take to produce 1 machine, 2 machines, or 5 machines? - Kilograms 80660
The troika sold 27 kg of smooth flour and three times less coarse flour. How many kilograms of flour did she sell together? - Tristan Tristan normally wrestles at 80 pounds. He wants to add enough weight to move into the 84-pound division. What percent of his current body weight must he add?
- Positive integer integral
How many different sets of a positive integer in the form (x, y, z) satisfy the equation xyz=1400?
Happy Mom needs to measure exactly 6 liters of water. It only has a five-liter and a seven-liter container. How can a mother measure exactly 6 liters of water by gradually pouring? He doesn't care about other containers.Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.
