Your browser does not appear to have javascript enabled. This page needs JavaScript activated to work properly. Please enable javascript or choose a different browser (Chrome or Safari)

Our site uses cookies. Some of the cookies we use are essential for parts of the site to operate and have already been set. You may delete and block all cookies from this site, but parts of the site will not work. To find out more about cookies on this website, see our Cookie Policy

eRevision.uk

This test is run by guest.
Note that your final mark will not be saved in the system.

Highest Common Factors & Least Common Multiples Exam

Target Level

4-6

Running Total

Attempt

1 of 1

Type your best answer into the yellow box. Fully complete your answer & then click ‘Check Answer!’ to compare to the Model Answer. Do not forget to give yourself a mark!

Type 'P' if you will be answering this question on paper, and hand your solutions in to your teacher.

1. Written as a product of its prime factors,

240 = 2⁴ × 3 × 5
and 168 = 2³ × 3 × 7.

Work out the value of the Highest Common Factor (HCF) of 240 and 168 [2 marks]

Special Characters + − ÷ × < > ≤ ≥ π

This is question number 1. Good luck!

Pass Mark

65%