Least common multiple (LCM) - practice problems
Number of problems found: 190
- Six people
Six people who get the same amount of salary arrange them in increasing order of their savings and also mention who saves the most Anil 1/3. Duma 2/5. Niki 1/4.CAI 2/3. Kat 3/4. Boo 1/2.
- Compare fractions
Find which is the larger of the two fractions: 11/32, 7/24 by express-ing the numbers as: a) fractions with the same denominator; b) decimals.
- Compare three fractions
Which of the three rational numbers is the largest? 1/7, 6/17, 4/17
- LCM of polynomials
Find the lcm of 4x³ + 8x² and 5x² -20
- LCM of three ints
Find least common multiple (LCM) of three numbers: 50, 120, and 135.
- What is 20
What is the least number that should be added to 2497 so that the sum of the digits is divisible by 5,6,10
- Treasury 73334
Petr has only two crowns in the treasury and can divide them both in a ratio of 4: 5 and in a ratio of 4: 7. How many crowns does Petr have in the money box if the amount saved is less than 300 CZK?
- Divisible 72004
Find the natural number between the numbers 70 and 80 that is divisible without the remainder 5, 3, 15, and 25.
- Steamers 67804
Two steamers set out on a voyage from the same port. The first steamer returns to port every fourth day, and the second steamer returns every fifth. How many days do they meet again?
Dorotka cut the doll's way out of two batches. She was always left with one more doll with every two dolls cut out. How many dolls did they cut in total if the number counted 16 of them in the first cut out?
- Determine 6
Determine the least common denominator 3/4 and -5/6
- Mr. Product
The product of the ages of all of Mr. Product children's is 1408. The age of the youngest child is equal to half the age of the oldest child. How many children does Mr. Product have and how old are they?
- Find whole
Find whole numbers between 155 and 232 is divisible by 2, 5 and 10.
- Lcm and hcf
If the LCM of a and 18 is 36 and the HCF of a and 18 is 2, then a = …
- The tailor
The tailor estimated the rest of the fabric in the package at 11 m. By measuring, he found that he could cut the same pieces of this fabric without a residue in 150 cm or 210 cm increments. How many meters of fabric was in the package?
Marie-Pier, Frédéric and Simon bump into each other in the street on a Tuesday while the three of them are running. Marie-Pier trains every 3 days, Frédéric every 4 days and Simon every Tuesday. If they all keep up with their training pace, in how many da
- Performance 57041
We are planning a dance performance at the school academy. How many students have to take part in it if we want them to be able to split into groups of four, six and twelve?
When dividing the tangerines into packages of 8 or 10, one always remained. How many were there if there were more than 250 and less than 300?
- Lcm = 22 + gcd
The least common multiple of two numbers is 22 more than their greatest common divisor. Find these numbers.
- Cherries 55831
There are cherries in the basket. How many of them are if we can divide them equally between 3, 4, or 5 children?
Do you want to calculate the least common multiple of two or more numbers?