Natural numbers - high school - math problems
Number of problems found: 126
- Big numbers
How many natural numbers less than 10 to the sixth can be written in numbers: a) 9.8.7 b) 9.8.0
How many natural numbers greater than 4000 which are formed from the numbers 0,1,3,7,9 with the figures not repeated, B) How many will the number of natural numbers less than 4000 and the numbers can be repeated?
- The sum
The sum of the squares of two immediately following natural numbers is 1201. Find these numbers.
How many three-digit natural numbers is greater than 321 if no digit in number repeated?
- Three-digit integers
How many three-digit natural numbers exist that do not contain zero and are divisible by five?
- Find two
Find two consecutive natural numbers whose product is 1 larger than their sum. Searched numbers expressed by a fraction whose numerator is the difference between these numbers and the denominator is their sum.
- Sum of the seventeen numbers
The sum of the 17 different natural numbers is 154. Determine the sum of the two largest ones.
- Find the sum
Find the sum of all natural numbers from 1 and 100, which are divisible by 2 or 5
- Theorem prove
We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
- A three-digit numbers
Determine the total number of positive three-digit numbers that contain a digit 6.
The perimeter of a rectangle is 90 m. Divide it into three rectangles, the shorter side has all three rectangles the same, their longer sides are three consecutive natural numbers. What is the dimensions of each rectangle?
Solve algebrogram for sum of three numbers: BEK KEMR SOMR ________ HERCI
- Sum of odd numbers
Find the sum of all odd integers from 13 to 781.
-12, 60, -300,1500 need next 2 numbers of pattern
- Negative difference
Find four arithmetic progression members between 7 and -6.
- Three-digit numbers
How many three-digit numbers are not closer to 600 on the number axis than to 400?
- Three-digit numbers
Use the numbers 4,5,8,9 to write all three-digit numbers without repetition. How many such numbers are there?
- What are
What are the four terms between 4 and 19?
- The gems
The jeweler selects 4 gems for the ring. It has rubies, emeralds and sapphires. How many options does he have?
- Two-digit number
Digit sum of thinking two-digit natural number is 11. When it exchanging a sequence of digits, given a number which is 27 less than the thinking number. Find out which number I think.
Natural numbers - math problems. Examples for secondary school students.