Maths practice for 10 year olds - page 48 of 67
Number of problems found: 1327
- Summand 4011
I am the first of the census in the example. When you add me to the second summand, the sum equals the second summand. Which number am I? - Minutes 4009
One egg is boiled for 5 minutes. How many minutes will five eggs be cooked? - Altogether 4004
Karel decided to learn the selected words gradually. On the first day, he learned 2 times more than the fifth; on the second day 3, times more than the first; on the third day 1, time more than the first; on the fourth day 5, times more than the third; an - Disembarked 3982
1. At the fourth stop, 56 passengers boarded and disembarked. Find out if the number of passengers has increased or decreased in total. And by how much? 2. 37 passengers boarded at the fifth stop. A total of 8 passengers were lost at the fifth stop. How m - Two-quarters 3981
They planted 50 rows of 100 trees in the forest nursery. Of the total number of saplings planted, one-half was spruce, two-quarters of the rest were fir, and the rest were pine. How many spruces, firs, and pines did the foresters plant? - Collected 3972
Pupils collected 3,740 kg of scrap iron, 140 kg more than nine times what Palko himself collected. How much scrap did Palko collect? - Identify 3954
Identify all subsets of sets: {3,5,8}, {1,4}, {0}, empty set. Write down the number of subsets.
- Beginning 3953
Jano and Petr exchange stamps. Jano gave Peter 32 stamps with rockets for 8 stamps with turtles. How was Jano after this exchange? Did he have more or fewer marks than at the beginning? Explain your answer. - Rectangular 3941
Petra invited her friends Olga and Pavel to sew. Olga sewed three tablecloths, Pavel two, and Petra five rectangular napkins measuring 39 times 30 cm. Was it enough for them to decorate 15 meters of ribbon? - Fluid
We have vessels containing 7 liters, 5 liters, and 2 liters. The largest container is filled with fluid, and the others are empty. Can you only get 5 liters and two 1 liter of fluid by pouring? How much pouring is needed? - Calculate 3906
Mom bought a sweater for 840 crowns, shoes for 730 crowns, and two t-shirts for 120 crowns each. Guess if 2000 CZK was enough for her purchase. Then calculate how many CK crowns the seller gave her back or she had to pay extra. - Clotheslines
Mommy needs six clotheslines 360 cm long. Clotheslines are sold in the length of eight meters. How many of these clotheslines must buy mom if any does not want to be connected? How much does mommy pay for the clotheslines when one piece costs 24kč? - Students 3890
Three students drink 2 liters of milk a week. How many liters of milk do nine students drink in two weeks? - Passengers 3859
Fifty passengers boarded the train at the station. And 79 passengers left it. Find out if more or fewer passengers continued to travel on this train and about how much. - Bridge 3817
1/8 of the bridge costs 66448 CZK. How much is one?
- Calculate 3806
Calculate the perimeter of a square if its length equals 2/3 of the number 75. - Blackberries
Damián gathered for 19 days 9.5 kg of blackberries. Milada gathered 1.6 kg of currants for two days. How much would collect Damián blackberries per day, and how many currants Miladka per day? - Milk
Mum bought 16 cartons of milk. One carton of milk weighs 0.925 kg. How much weight are all purchases? - The cube - simple
Calculate the surface of the cube measuring 15 centimeters. - Tulips and daffodils
Farm cultivated tulips and 211 units of 50 units more daffodils. How many spring flowers are grown together?
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