Myths about teaching can hold you back
- Year 7
Securing understanding of arithmetic procedures with integers and decimals
I can add, subtract, multiply and divide with integers and decimals using a calculator to check.
- Year 7
Securing understanding of arithmetic procedures with integers and decimals
I can add, subtract, multiply and divide with integers and decimals using a calculator to check.
Lesson details
Key learning points
- The decimal point determines the place value of each digit.
- A calculator needs the decimal point to determine the place value of each digit.
- A calculator produces the correct answer for the values inputted.
- The answer can be checked to see if it appears too big or too small.
Keywords
Decimal form - A number is in decimal form when the decimal point is shown and there are digits to the right of the decimal point.
Common misconception
The assumption that if the calculator gives an answer then it must be correct!
It is really important to encourage pupils to both check calculator inputs carefully and consider the reasonableness of their answers.
To help you plan your year 7 maths lesson on: Securing understanding of arithmetic procedures with integers and decimals, download all teaching resources for free and adapt to suit your pupils' needs...
To help you plan your year 7 maths lesson on: Securing understanding of arithmetic procedures with integers and decimals, download all teaching resources for free and adapt to suit your pupils' needs.
The starter quiz will activate and check your pupils' prior knowledge, with versions available both with and without answers in PDF format.
We use learning cycles to break down learning into key concepts or ideas linked to the learning outcome. Each learning cycle features explanations with checks for understanding and practice tasks with feedback. All of this is found in our slide decks, ready for you to download and edit. The practice tasks are also available as printable worksheets and some lessons have additional materials with extra material you might need for teaching the lesson.
The assessment exit quiz will test your pupils' understanding of the key learning points.
Our video is a tool for planning, showing how other teachers might teach the lesson, offering helpful tips, modelled explanations and inspiration for your own delivery in the classroom. Plus, you can set it as homework or revision for pupils and keep their learning on track by sharing an online pupil version of this lesson.
Explore more key stage 3 maths lessons from the Arithmetic procedures with integers and decimals unit, dive into the full secondary maths curriculum, or learn more about lesson planning.
Licence
Prior knowledge starter quiz
6 Questions
Q1.Select all the integers.
Q2.Work out: 259 + 834 =
Q3.Match each symbol with the correct digit to complete the calculation.

Triangle -
2
Square -
6
Hexagon -
4
Q4.Match each operation on the left to the equivalent operations on the right.
$$\times4$$ -
$$\times2 \times2$$
$$\times8$$ -
$$\times2 \times2\times2$$
$$\div9$$ -
$$\div 3 \div 3$$
$$\div6$$ -
$$\div 2 \div 3$$
$$\div5$$ -
$$\div 10 \times 2$$