Prime numbers + least common multiple (LCM) - practice problems - page 2 of 12
Number of problems found: 234
- Lcm to eliminate y
Identify the least common multiple that would eliminate the y-variable. 6x - 5y = -4 4x + 2y = 28 - Length of a string
What are the smallest string length we can cut into 18 equal parts and even 27 equal parts (in decimeters)? - LCD 2
The least common denominator of 2/5, 1/2, and 3/4 - Decompose
Decompose into primes and find the smallest common multiple n of (16,20) and the largest common divisor D of the pair of numbers (140,100) - Gradually 2779
I think the number is less than 30. I get it when I gradually add three to zero, when I add four to zero, and when I add eight to zero. What is the number? - Dance ensemble
The dance ensemble took the stage in pairs. During dancing, the dancers gradually formed groups of four, six, and nine. How many dancers have an ensemble? - Apples 2
How many minimum apples are in the cart? If possible, is it completely divided into packages of 6, 14, and 21 apples? - Cherries
Cherries in the bowl can be divided equally among 20 or 15, or 10 children. How many are the minimum cherries in the bowl? - Divisible 72004
Find the natural number between the numbers 70 and 80 divisible without the remainder 5, 3, 15, and 25. - Times 7822
How often is D (24.60) less than n (24.60)? - Gcd and lcm
Calculate the greatest common divisor and the least common multiple of numbers. a) 16 and 18 b) 24 and 22 c) 45 and 60 d) 36 and 30 - Compare fractions
Find which is the larger of the two fractions: 11/32, 7/24 by expressing the numbers as: a) fractions with the same denominator; b) decimals. - Specify: 4001
Specify: a = D (240,320) b = n (40.64) - Children 81752
How many nuts would we need at least to divide the nuts equally among 10 or 18 children? - Multiple 16733
What result do we get when dividing the least common multiple of the numbers 12 and 8 by their greatest common divisors? - Find unknown number
What is the number between 50 and 55 that is divisible by 2,3,6,9? - Regularly 7439
Three steamers leave the port. The first regularly returns after three months, the second after four, and the third after six months. How long before they meet again in the port? - Difference 5847
I reduced the unknown number by five and multiplied the result difference by three. Finally, I increase the resulting product by six and get the least common multiple of the numbers 3 and 8. Calculate the unknown number. - A number 8
A number K is such that when it is divided by 27, 30, or 45, the remainder is 3. Find the smallest possible value of K - Lcm = 22 + gcd
The least common multiple of two numbers is 22 more than their greatest common divisor. Find these numbers.
Do you have homework that you need help solving? Ask a question, and we will try to solve it.