Number

Showing 65–80 of 143 results

Number

Revising Product of Decimal Numbers

Students revise how to calculate the product of two or more decimal numbers using written methods.  As learning ...

Revising Rules of Indices

Students revise how to use index notation to simplify expressions involving powers and roots.  As learning progr...

Revising Writing Numbers in Standard Form

Students revise how to convert numbers between ordinary and standard form.  As learning progresses they perform ...

Rounding Decimal Numbers

Students learn about accuracy when rounding decimal numbers.  Learning progresses from rounding to one decimal p...

Rounding Numbers to a Significant Figure

Students are introduced to rounding numbers to a significant figure.  Learning progresses from rounding whole nu...

Scale Drawings

Students learn how to draw diagrams to a scale using ratio notation.  As learning progresses they learn how to c...

Sharing in a Given Ratio

Students learn how to divide a quantity into two or more parts when given a ratio.  As learning progresses stude...

Simplifying numbers written in index form

Students learn how to use the multiplication and division rules to simplify numbers written in index form.  As l...

Square Numbers and Square Roots

Students learn how to calculate square numbers and square roots.  They are taught to use visualisation, written ...

Subtracting Fractions using a Fraction Wall

Students learn how to subtract fractions with using equivalent fraction diagrams.  As learning progresses more a...

Subtraction with Decimal Numbers

How to use the column method to perform a subtraction with decimal numbers.  More able students add and subtract...

Subtraction with Negative Numbers

Students learn how to subtract with positive and negative numbers on a number line and using written methods.  M...

Using Scientific Calculators

Students practise using scientific calculators to solve problems involving brackets, powers and the order of ope...

Writing Fractions as Percentages

Students learn how to convert between fractions and percentages using the place value table, factors of 100 equi...

Writing Numbers using Words and Digits

Students learn about writing numbers using words and digits through the place value.  Less able students have ac...

Writing Ratios in their Simplest Form

Key stage 3 lesson where students learn about writing ratios in their simplest form using the highest common fac...

Mr Mathematics Blog

Mathematics OFSTED Inspection – The Deep Dive

Earlier this week, my school took part in a trial OFSTED inspection as part of getting ready for the new inspection framework in September 2019. This involved three Lead Inspectors visiting our school over the course of two days. The first day involved a 'deep dive' by each of the Lead Inspectors into Mathematics, English […]

How to Solve Quadratics by Factorising

The method of how to solve quadratics by factorising is now part of the foundational knowledge students aiming for higher exam grades are expected to have.   Here is an example of such a question. Solve x2 + 7x – 18 = 0 In my experience of teaching and marking exam papers students often struggle with […]

How Write 3 Part Ratios

When learning how to write 3-part ratios students need to understand how ratios can be made equivalent. The start of the lesson reminds students by asking which of six ratios is the odd one out.  This is presented to the class as they come into the lesson.    Writing Equivalent Ratios  A few students immediately go […]