The starter and exit quiz of the lesson “HCF or LCM”, from the unit “Properties of number: factors, multiples, squares and cubes” (Year 7 Maths) by Oak National Academy.
Free to use. Edit it, share it and hand it out to your students.
Oak National Academy
12 questions
What does the M stand for in LCM?
Which of the following is not a multiple of 2^2\times3\times5?
Given 12 = 2^2\times3, write 84 as a product of its prime factors.
The LCM of 54 and 90 is ___
The LCM of 70 and 42 is 210. The missing prime factor in the Venn diagram is ___
The LCM of 6, 10 and 42 is ___
What does HCF stand for?
Sofia goes to her gran's every 6th day and goes to the park every 8th day. Sofia wants to know on what day she does both. Does she need to find the HCF or the LCM?
Sofia goes to her gran's every 6th day and goes to the park every 8th day. Complete the statement: On the ___th day Sofia does both.
Alex has 12 white flowers, 45 red flowers and 30 yellow flowers. He wants to make identical bunches. What is the greatest number of bunches he can make?
Laura goes to a club every 4 days, Andeep goes every 12 days and Lucas goes every 10 days. They all went today. How can you work out how many days it will be until they all go on the same day again?
Laura goes to a club every 4 days, Andeep goes to the club every 12 days and Lucas goes every 10 days. They all went today. How many days will it be until they all go on the same day again? ___
