Natural numbers - practice for 9 year olds - page 2 of 4
Number of problems found: 68
- Mystery number
A mystery number is between 800 and 920. No digits are the same. The difference between the numbers is 5. What is the mystery number? - Single-digit 2805
Which two single-digit numbers have the sum and product of the same number? - Which 6
Which statement is correct about the product of two numbers, 423 and 78? A. Because 78 is greater than 1, the product of 423 and 78 is greater than 423. B. Because 78 is less than 1, the product of 423 and 78 is greater than 423. C. Because 78 is greater - There 15
There are 39 students in a classroom with five tables. If seven students can sit at a table, how many students can sit down at tables?
- Triplets or quadruplets
There are 24 children in the class. How many triplets or quadruplets can they create if they want to work in groups? - Beautiful alley
In the alley, four rows of 10 trees and five rows of 8 trees blossomed. Six of the trees have already blossomed. How many trees still bloom in the alley? - Warehouse 40081
In the warehouse, they prepared 1705 packages of products for shipment. There were five products in each package. How many products did they send? - Sweaters 1801
On each of a) 4, b) 6 there are as many sweaters on the shelves. There are 36 of them in total. How many sweaters are on one shelf? - A test
A test has 20 questions. The test takes away 1 point if the answer is incorrect. A student answered eight questions incorrectly. How many points did the student lose?
- Pines and spruces
They planted 350 spruces and 180 pines in the forest nursery. Forty-six trees withered. How many trees are ok? - Identity
123456789 = 100 Correct the given identity/equation only using three plus or minus signs. - Children in the classroom
How many children are in the classroom, where Ladislav is 10th lightest and 16th heaviest in class? - Calculate 5356
Two hundred forty-six fruit trees grow in the orchard. There are 78 apple trees. The others are pears and plums. Calculate how many pears and plums are together. - The freshman
The freshman was held at the activity center with 12567 seats. If people did not occupy 120 sets, how many seats are occupied?
- Bicycles 66224
Mr. Veselý sells bicycles. In one month, he sold 14 bikes for 4530 CZK. How many crowns did he earn per round? - Organizers 45351
The ski organizers have to print the start numbers from 1 to 45. How many times do they use the number 3 when printing? - A machine 2
A machine shop ordered the following amounts of cold, rolled steel: 1714 lb., 597 lb., and 1043 lb. How many pounds of steel were ordered? - White balls
I have three white balls and five red balls in my pocket. How many balls do I have to remove from the bag to ensure the pulled-out ball is red? - A fifth
A fifth-grade class sets up 418 chairs for a graduation ceremony. Each row has 22 chairs. How many rows of chairs does the class set up? Enter your answer in the box.
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