# Multiplying a number by a power of ten

Students learn about multipling a number by a power of ten.  Most able students multiply by 0.1, 0.01 and 0.01.  Less able students are encouraged to use a place value table to multiply whole numbers by 10 and 100.At the start of the lesson they recap number scales.  The main part of the lesson teaches students how to use the place value to multiply a decimal and integer by a power of ten.  At the end students are challenged to first write numbers as digits using keywords and then multiply it by a power of ten.
##### Differentiated Learning Objectives
• All students should be able to use place value to multiply integers by ten, hundred and thousand.
• Most students should be able to use place value to multiply numbers by a power of ten.
• Some students should be able to multiply by a power of ten using mental methods.

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