Natural numbers + rounding - math problems

Number of problems found: 20

  • Sum and rounding
    numbers_14 I know two numbers whose sum is 20. When they each round and then added together I get the 30. What are this numbers?
  • Closest natural number
    numbers2_31 Find the closest natural number to 4.456 to 44.56 and 445.6.
  • Remainder
    dice What is the remainder of the division of natural numbers 293 and 7?
  • Life
    dedko Calculate how many years has man lived for 12248 days?
  • Seven numbers
    numbers Write seven 4-digit numbers that are divisible by 3 and at the same time by 4.
  • Quotient
    kohut Determine the quotient (q) and the remainder (r) from division numbers 100 and 8. Take the test of correctness.
  • Saving
    angles Mom said that Suzan saves about 120 EUR (rounded to tens). How many euros could she at least save (minimum)?
  • 1 page
    books 1 page is torn from the book. The sum of the page numbers of all the remaining pages is 15,000. What numbers did the pages have on the page that was torn from the book?
  • How many
    zlomky How many integers are greater than 547/3 and less than 931/4?
  • Numbers
    ten Determine the number of all positive integers less than 4183444 if each is divisible by 29, 7, 17. What is its sum?
  • Steps
    square_diagonal_1 How many steps you save if you go square estate for diagonal (crosswise), rather than circumvent on the two sides of its perimeter with 307 steps.
  • Athletes
    olympics_4 Athletes at the stadium could enter two-steps, three-steps, four-steps, five-steps, six-steps. There were more than 100 but less than 200. How many athletes were there?
  • Say we
    vote Say we have 70 voting delegates and we need a 2/3 vote What would that number be? Also same as above but in this virtual world, it converts to percentages. What would the % number of positive votes be?
  • Collection of stamps
    stamp_11 Jano, Rado, and Fero have created a collection of stamps in a ratio of 5: 6: 9. Two of them had 429 stamps together. How many stamps did their shared collection have?
  • The temporary
    jablka_1 The temporary workers collected 358 kg of apples. They filled them into 8 kg boxes. How many boxes did they fill? Is there a box left unfilled? How many boxes did they need together?
  • Paving - joints
    tiles_6 We are paving with rectangular pavement 18 cm × 24 cm was placed side by side in height in a row and in the second row in width etc. How many times will the joints meet at a distance 10 m?
  • Bricks pyramid
    The_Great_Pyramid How many 50cm x 32cm x 30cm brick needed to built a 272m x 272m x 278m pyramid?
  • Clotheslines
    snura Mommy needs 6 clothesline 360 cm long. Clotheslines is 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 mommy pay for the clotheslines when 1 piece costs 24kč?
  • Maria
    green-grapes Maria has decided to plant grapes in the garden behind her house. His neighbor Ben has grown grapes successfully for a long time and has given Maria advice on how to plant vines. Ben told her to plant them 3 meters apart in rows that are also 3 meters apa
  • Camel
    camels Camel's owner wants to get out of the city into an oasis. He bought 3000 bananas, which wants to sell in the oasis. However, an oasis from the city divided 1,000 kilometers of desert. Camel can carry up to 1000 bananas, and for every kilometer traveled, e

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