Maths practice for 10 year olds - page 45 of 63
Number of problems found: 1255
- Elevator 4590
The elevator goes from the 1st floor to the 6th floor for 50 seconds. How many seconds will it go from the 2nd floor to the 9th floor if it goes at the same speed all the time? - Meteorites 4576
The meteorite weighed 81 grams. That is nine times the mass of the second meteorite. What was the mass of the two meteorites together? - Fence from concrete
There is a 1.5 m wide trail around the lake. Dad spent 2,550 cubic decimeters of concrete in its construction. If one cubic meter costs 52 €, how much is paid for concrete? - Natural 4569
A double of the unknown natural number is 18, less than five times that. Find this number - Instructions 4540 Calculate according to the instructions. 42,304,420,123 Step 1: Add all the pairs from the given numbers. There are 6 of them. Step 2: Add all 4 numbers. Step 3: Subtract the results of step 1 from the result in step 2. You will get 6 numbers. What are yo
- Rounded 4526
Alfonz grew 150 melons with an average weight of 2.35 kg. He sold them for € 1.50 per kg. How much did he earn? The result is rounded to the euro. - I think
I think the number. If I add the number 983 and divide it by 6, I get the number 1428. What number do I think? - Divide
Divide the substance 110 cm long into two parts so that the first part is 10 cm longer than the second part, and one part will be ten times longer than the second portion. How long will the parts be? - Perimeter from area
What is the perimeter of the square if its area is 64 cm²? - Kilogram 4494
The apple weighs 125g and a half apples. How many such apples are in a kilogram? - Calculate 4464 The number x - twice increased by seven to 31. Write the notation and calculate the equation.
- Unknown number xyz Find the number that is triple is 24. Solve by equation.
- Pets in ZOO
The zoo has a run for pets. There are chickens, pigs, and cows. Altogether, there are 20 heads and 60 feet. How many chickens and piglets are there? - Confectioners 4438
The confectioner bakes four cakes for the whole shift. How many cakes do nine confectioners bake at the same time? - Question 4436 Find the number that replaces the question mark: 1.4:? = - 6
- Shopkeeper 4433
The seller of Christmas trees sold spruces for 220 CZK, pines for 250 CZK, and hemlocks for 330 CZK. In the morning he had an equal number of spruces, hemlocks, and pines. In the evening, he had sold all the trees and received a total of 36,000 CZK for th - Toy store
In the toy department of the store, 28 dolls were exposed. Nineteen dolls were blondes or could speak, twelve were blondes, and 14 could speak. How many blondes could speak in the toy department? How many blondes could not speak? - Numbers 4387
Write numbers from 0 to 100 with the same number of units and tens. - Double-digit 4377 How many double-digit numbers range from 0 to 100?
- Goat, cabbage and wolf
A man once had to travel with a wolf, a goat, and a cabbage. He had to take good care of them since the wolf would like to taste a. piece of goat if he got the chance, while the goat appeared too long for a tasty cabbage. After some traveling, he suddenly
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