Maths practice for 10 year olds - page 42 of 58
Number of problems found: 1143
- 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. - 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? - Thousands: 3675
Round to thousands: a) 49287 b) 31789 c) 99999 - Calculate 3649
The summer holidays begin at midnight on June 30. Calculate how many days remain until the beginning of the summer holidays. Calculate how many minutes it has been since you read this text. - Waste paper
Our school attends 1,300 pupils. Each pupil collected plastic bottles or paper. Plastic bottles have collected 930 pupils and 600 pupils' old paper. How many students have collected plastic bottles and waste paper together? - Cuboid box
Cuboid box have dimensions of 30 cm, 25 cm and 40 cm. Sketch its network and compute the surface area of the box.
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