Maths practice for 10 year olds - page 37 of 64

Number of problems found: 1267

Fifth and Sixth Graders
There are 445 pupils in the secondary school. One-fifth of them are in the fifth grade. How many fifth and sixth graders are there together if there are 98 sixth graders?
Sum-add-multiply
Increase the product of numbers 7 and 8 by the sum of numbers 7 and 8.
Adding shapes
Five triangles + 1 square = how many sides in all?
Circle construction
Draw the line KL = 55 mm. Draw a circle k with center K and a radius of 4 cm. Mark the points to belong to the circle and connect them with point L.
Temperature adding
At a weather center, the temperature at midnight was -2 degree Celsius, and by noon it had risen 4 degree Celsius. What is the new temperature?
Buns and toasts
Two buns weigh 10 grams more than two toasts. One Bun and two Toast weigh a total of 110 grams. How many grams weigh three toasts? How many grams does a Bun weigh?
Ball marking
The saleswoman removed 20 balls from the box, marked them with a price tag, and put them back in the box. Then, she removed 12 balls and found that eight were drawn. Thus, there were at least 20 balls in the box.
Algebraic Expression Expansion
Edit expression: (a-2) * (a-b + 5)
Birth rate
In 2016, 325,785 children were born in one state, and 15 times fewer were born in the neighboring smaller ones. How many children were born in a smaller state?
If you
If you travel to work for 22 days and it takes 29.2 minutes, how many minutes will it take to travel to work and back?
Point distances
It is 16 km from point A to B. from point C to B, it is 20 km from point C to D, it is 19 km how many kilometers is it from point D to point A
Water tank
In an empty fire tank, 2150 hl of water jetted in 5 hours. How many hectoliters of water were jetted every hour? How many hectoliters of water were in the tank after three hours?
Combined Weight Puzzle
If Adam and Boris weigh a total of 75 kg, Boris and Cyril weigh a total of 83 kilograms, and Cyril and Dan weigh a total of 92 kg, how many kilograms do Adam and Dan weigh together?
Continent
Uncle Tann travels a lot. In each city, he buys a postcard as a souvenir. Tana divided the postcards for him according to the continents. She found that out of 63,756 postcards, one seventh is from Asia, one quarter is from America, one eleventh is from A
Triangles
Ivo wants to draw all the triangles whose two sides have a length of 4 cm and 9 cm, and the length of the third side is expressed in whole centimeters. How many triangles does he have?
Book pages
If we multiply the numbers of the last three pages of the book on pyramids, we get the product 23639616. How many pages does the book have if the last page's number is steam?
Freight train
Twenty-five identical freight wagons are connected behind the locomotive. The weight of the locomotive and all wagons is 1009000 kg. The locomotive weighs 84 tons. How many kilograms does one freight car weigh?
Lining a Swimming Pool
Length 25 m, width 10 m, depth 160 cm. How many square meters are needed to line the pool?
Bank Opening Hours
The bank has opening hours from 07:30 to 16:30. How many hours is the bank open?
Flower Vase Logic Puzzle
There are 20 flowers in the vase. There are 15 white flowers and ten roses. Are there white roses in the vase?

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