Natural numbers - practice for 14 year olds - page 12 of 25
Number of problems found: 487
- Big number
What is the remainder when dividing 10 by 9 to 47 - 111? - Probably member
Look at the series 2,6,25,96,285, ? What number should come next? - The sum
The sum of the squares of two immediately following natural numbers is 1201. Find these numbers. - Numbers 74084
I think two numbers. The first is smaller by 30 than the second. The sum of these numbers is 60. What two numbers do I think? - MATHEMATICS: 46893
Solving the problem, substituting letters with numbers in the word MATHEMATICS: MAT + EMA = TIK - Bag of marbles
In a bag full of marbles, 1/4 of these marbles are green, 1/8 are blue, 1/2 are yellow, and the remaining 26 are white. How many marbles are blue? - Sheep and cows
There are only sheep and cows on the farm. Sheep are eight more than cows. The number of cows is half the number of sheep. How many animals live on the farm? - Three unknown numbers
The sum of the three numbers is 106. the first number is ten more than the third. The second number is 2x the third. What are the numbers? - Sum of the seventeen numbers
The sum of the 17 different natural numbers is 154. Determine the sum of the two largest ones. - Progression
-12, 60, -300,1500 need the next 2 numbers of pattern - The sum 24
The sum of the three numbers is 80. The first number is 8 less than the third. The second number is 2 times the third. What are the numbers? - Diofant equation
250x + 120y = 5640 - Four-digit number
Find a four-digit number, which quadrupled written backward is the same number. - Sinus
Determine the smallest integer p for which the equation 4 sin x = p has no solution. - Determine 82975
Determine the sum of all positive odd numbers less than 78 - Algebrogram
Solve cryptarithmetic (alphametics) for a sum of three numbers: BEK KEMR SOMR ________ HERCI - Determine 4132
Determine the value of x in this equation: x! · 4 = x³. x is a natural number. - Sequence
The arithmetic sequence is given: Sn=2304, d=2, an=95 Calculate a1 and n. - Gauss
Help little C.F. Gauss sum all the integers from 1 to 400. - Endless lego set
The endless lego set contains only 6, 9, and 20-kilogram blocks that can no longer be polished or broken. The workers took them to the gym and immediately started building different buildings. And, of course, they wrote down how much the building weighed.
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