HCF and LCM

Poll

Is memorizing important in Mathematics?

• Yes, it is important.

• No, only understanding sum is important, memorising is useless.

• Both understanding and memorizing are equally important

Open Ended

What are uses of memorising Tables? Hint: 2 out of 4 Basic operations in Math cannot be solved without tables.

Multiple Choice

Select the correct use of Division & Multiplication?

• Division used to find Multiples, Multiplication to find Factors.

• Division used to find Factors, Multiplication to find Multiples.

• Both are used for Factors

• Both are used for Multiples

Multiple Choice

Identify which of the following is Prime Factorization?

• $$48\ =\ 2\times2\times3\times4$$

• $$168\ =\ 7\times2\times3\times2\times2$$

• $$350\ =\ 2\times25\times7$$  

• $$12=1\times3\times4$$  

Multiple Choice

Choose the correct prime factorisation of 240.

• $$240=2\times2\times2\times2\times3\times5$$

• $$240=3\times5\times8\times2$$

• $$240=15\times4\times4$$