Natural numbers - 6th grade (11y) - math problems

Number of problems found: 133

  • Largest squares
    metals How many of the largest square sheets did the plumber cut the honeycomb from 16 dm and 96 dm?
  • Games
    chess Jack and Paul decided to play chess against each other. They bet ten pesos on each game they played. Jack won three bets and Paul won fifty pesos. How many games did they play?
  • Drivers
    clocks2 Driver Franta and driver Karel are friends. They leave the start-stop both at the same time in the afternoon - at 13.30. When will they meet again if Franta goes around his route in 50 minutes and Karel in 40 minutes?
  • Candies
    cukriky There are 150 candies in the bowl. Ivan took 7 thirtieths, Charles 6 fifteenths, and Thomas 3 tenths. How many candies are left in the bowl?
  • The number 3
    numbers_1 Ski organizers should print the start numbers from 1 to 45. How many times will they use the number 3 when printing?
  • School trip
    venn_intersect On a school trip, 17 of the 28 children bought ice cream or chocolate in a candy store. Twelve children bought chocolate, and nine children bought ice cream. How many children bought ice cream and chocolate? How many children did not buy ice cream? How ma
  • Quotient
    math Find quotient before the bracket - the largest divisor 51 a + 34 b + 68 121y-99z-33
  • School year
    zosity At the beginning of the school year, 396 notebooks and 252 textbooks are ready to be distributed in the classroom. All pupils receive the same number of notebooks and the same amount of textbooks. How many pupils are there in the class if you know that th
  • Prime factors
    prime Factor the number 6600 into the product of prime numbers.
  • Factors 2
    powers_2 A number has 3 identical factors. If 1 of them is 18. Find the number step by step
  • Tenths digit
    numbers2 For 10.932, which digit is in the tenths place?
  • Sum of the digits
    numbers2 How many are two-digit natural numbers that have the sum of the digits 9?
  • Voting
    vote_2 400 employees cast their votes in a board member election that has only 2 candidates. 120 people vote for candidate A, while half of the remaining voters abstain. How many votes does candidate B receive?
  • Closest natural number
    numbers2_31 Find the closest natural number to 4.456 to 44.56 and to 445.6.
  • To improve
    one_2 To improve her handwriting Paula practices writing the numbers 1 to 200 in words. How many times will she have written the word "one" in all?
  • Simple sequence
    sequence_geo_6 Continue with this series of numbers: 1792,448, 112, _, _
  • Glass panel
    glass_4 A rectangular glass panel with dimensions of 72 cm and 96 cm will cut the glazier on the largest square possible. What is the length of the side of each square? How many squares does the glazier cut?
  • Each with each
    tenis_3 Five pupils from 3A class played table tennis. How many matches did they play with each other?
  • Digits
    pin_keyboard How many odd four-digit numbers can we create from digits: 0, 3,5,6,7?
  • Library
    books_1 New books were purchased for the library. Five-eighths were professional books, one-fifth were encyclopedias, and 231 books were dictionaries. How many professional books were there?

Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.



We will send a solution to your e-mail address. Solved examples are also published here. Please enter the e-mail correctly and check whether you don't have a full mailbox.

Please do not submit problems from current active competitions such as Mathematical Olympiad, correspondence seminars etc...