Natural numbers - math word problems - page 62 of 91
Number of problems found: 1807
- 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? - Sum of two primes
Christian Goldbach, a mathematician, found out that every even number greater than two can be expressed as a sum of two prime numbers. Write or express 2018 as a sum of two prime numbers. - The Roman
The Roman numerals are read from left to right, using an additive system (such as the case in VII = 7) and a subtractive system (such as the case in IX = 9). How would you explain to your learners how they should decipher the following Roman numerals: MMX - Sequence 13
2, 2, 3, 5, 9, 11, 17, 21 If the number 23 is added to the list, which measurement will NOT change? - Equation - integers
Solve the equation with the unknown x from the field of natural numbers 1+6+11+16+. ... +x=970 - 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? - Determine 82975
Determine the sum of all positive odd numbers less than 78
- 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? - Gauss
Help little C.F. Gauss sum all the integers from 1 to 400. - Sum of AP members
Find the sum of all the numbers between 8 and 258 that are divisible by 5. - Problem
Problem Solving: The sum of three consecutive numbers is 93. What is the difference between the largest and the smallest number? - Recurrence relation
Consider a recurrence relation an = 3an-1 - 3an-2 for n = 1,2,3,4,… with initial conditions a1 = 4 and a2 = 2. Calculate a5. - Martin 6
Martin, Kelvin, and Ahmad have 120 candies. Ahmad has six more candies than Martin. Kelvin has thrice the total amount of candies than Martin and Ahmad have. How many candies does Martin have? - Negative difference
Find four arithmetic progression members between 7 and -6. - 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.
- A rope
Paul can cut a rope into equal lengths with no rope left over. The lengths can be 15cm, 18cm, or 25cm. What is the shortest possible length of the rope? - Sum of odd numbers
Find the sum of all odd integers from 13 to 781. - Calculate 8259
Calculate the sum of all 4-digit odd natural numbers. - Sum 1-6
Find the sum of the geometric progression 3, 15, 75,… to six terms. - Cryptogram 73784 Solve the cryptogram (equation with letters, where the letter is one digit) Fot Bal ---- Cvik
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