Maths practice for 11-year-olds. - page 114 of 222
Number of problems found: 4421
- Sticker paper calculation
The sticker is shaped like a triangle with a side 5.4 cm long and 3 cm high. Most of such stickers can be made of 1 m² paper. - Number fifth puzzle
If we add its fifth to the given number, we get 36. What is the number? - An example
An example is playfully for grade 6 from Math, and I don't know how to explain it to my daughter when I don't want to use the calculator to calculate the cube root. Thus: The student made a cuboid from a block of 16x18x48 mm of plasticine. What will be th - Harvester wheat calculation
A field of wheat can be harvested by 7 combine harvesters in 5 days at full capacity. The weather forecast called for the harvest to be completed in 4 days. How many combines were needed in total? - Class girl calculation
One-fifth of the girls are honored in the class, and the remaining eight girls are doing well. How many girls are in the class? - Beet campaign
The beet field is being harvested. Beets are transported to 3 plants and three trucks. The first car returns to the field three times an hour, the second car after 30 minutes, and the third car five times an hour. All cars left at 8 in the morning. How ma - Class student formula There are x girls and nine boys in the class. Write a formula for the number y of all students in the class. Express the number of girls from the formula.
- Number square sum
Mathematically write the sum of the squares of the numbers 7 and -3, calculate - Cube volume calculation Calculate the cube's volume if its edge length is 5 cm.
- Pool sidewalk tiles
The rectangular pool has dimensions of 10.5 m and 8 m. There is a 1 m wide trail around it. How many m² of tiles are needed to pave the sidewalk? - Family step retrace
The family went on a trip to a ruin 6 km away. The father had a step length of 0.75 m, the mother of 0.6 m, and little Eve 50 cm. They went out on the same step. How many times did their steps retrace before reaching their destination? - Pool water calculation
How much water is in a cylinder-shaped pool with a radius of 2m, which is 1.5 m deep if it is filled 10 cm below the edge rounded to one decimal place - Cup container calculation
I poured ten full cups with a radius of 5 cm and a height of 10 cm into a container with a volume of 8 liters. How many liters are in the container? - In Brezno
In Brezno at an intersection, an orientation board is placed with distances of individual villages from the given intersection. Trnava 242 km Bratislava 47 km (distance is meant from the previous town, i.e. from Trnava) Malacky 10 km (distance is meant fr - Equation - words
Determine the unknown number for which it applies: whose four times increased by the number 3 equals its double. - Classmate seating arrangements
Classmates Annie, Bea, Ella, and Dana can sit next to each other on the bus. What and how many ways can they sit down? - Surface of the cube Find the surface of the cube that has volume 1/1m³ 2/0.001 m³ 3/8000 mm3
- Cube surface calculation What is the cube's surface if the side is 5.2 cm?
- Circular track
The competitor runs on a circular track with a radius of 86 m. How many meters will he run in five rounds? (Solution and detailed procedure) - Motorcyclist distance calculation
The motorcyclist travels at a speed of 48 km/h. Will he drive at this speed in 400 minutes? Km
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