Addition - practice for 8 year olds
Number of problems found: 72
- Arithmetic progressions.
Find the sum of all the numbers between 9 and 204, which is exactly divisible by 3. - New temperature
The temperature at 4 AM was 22°C, but it went up 9°C at noon. Find the new temperature. - Library 4
Library A has a total collection of 250 books. Library B has 100 more books than Library A, and Library C has twice as many books as the combined number of books in Library A and B. What is the total number of books in libraries A, B and C? - Incorrectly 81920
Oliver calculated 12 tasks correctly, which was 8 more than the ones he calculated incorrectly. A-HOW MANY PROBLEMS DID OLIVER WRONG? B-how many tasks did he solve together?
- Receives 80370
The doctor told the mother to give him this syrup every two hours. At what time will he receive the third syrup dose if he receives the first at 10:00 a.m.? - An orchard
In an orchard, there are 228 apple trees and 312 cherry trees. How many trees are there altogether? - Number 72054
I think the number. Its value equals the sum of three times the number 12 and the number 9. What number do I think? - Schoolyard 64004
The children created five triplets in the schoolyard. How many children were in the schoolyard together? How many children were added when eight pairs of children joined them? - Attended 63784
The math circle is attended by h = 10 boys and k = 5 girls. a) How many students go to the ring? b) How many students are in the ring if five girls and three boys are missing
- Brno-Jihlava 61404
The driver delivers goods from Brno to Jihlava and Olomouc. The road to Olomouc leads through Vyškov. The distance between Brno-Jihlava is 93 km, Brno-Vyskov 32 km, and Brno-Olomouc 78 km. How many kilometers is the road from Vyškov to Olomouc? How many k - Subtracting 36203
The petals of each always have something in common. Can you figure out what number will be in the middle of the flower so that when subtracting and adding, the numbers come from the flowers? The flowers are numbered 50, 30, 20, 40, and 10. - Eight chairs
There are eight chairs by the table, and one more child sitting on each one. There are two times more girls than boys. How many girls and how many boys can there be? - Delivered 27391
The first company delivered 3,400 tiles to the store, and the second delivered 4,500 tiles. They sold 800 tiles. How many tiles do they still have in store? - Gardeners 17153
Gardeners planted 146 yellow and 88 red tulips in the park. Two hundred eighteen tulips grew from their bulbs. How many tulip bulbs did not meet?
- Biscuits 14863
There were nine rows of 7 biscuits in the biscuit package. Barbora ate ten cookies. How many cookies remained in the package? - Summands 12931
The first summand is 40,000. The second is 30,000 larger than the first summand. What is the sum of these summands? - Minutes 12281
Igor takes 5 minutes to get to school. It takes Peter 4 minutes longer than Ondrej and four times longer than Igor. How long does it take for Peter and Ondřej to travel to school? - Fruit candies
Zuzka and Janka ate fruit candies. Zuzka ate ten, and Janka ate three times more. How many sweets did both girls eat together? - Spending money
Boris spent 324 €. Robo spent 130 € more. How much did they spend together?
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