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Y1 Maths

Subtraction - Crossing 10 2 Lesson

This Year 1 Subtraction - Crossing 10  2 lesson covers the prior learning of finding the difference, before moving onto the main skill of subtracting numbers within 20, crossing 10.

The lesson starts with a prior learning worksheet to check pupils’ understanding. The interactive lesson slides recap the prior learning before moving on to the main skill. Children can then practise further by completing the activities and can extend their learning by completing an engaging extension task.

National Curriculum Objectives
Mathematics Year 1: (1C2b) Read, write and interpret mathematical statements involving addition (+), subtraction (–) and equals (=) signs

Mathematics Year 1: (1C2a) Add and subtract one-digit and two-digit numbers to 20, including zero

Mathematics Year 1: (1C4) Solve one-step problems that involve addition and subtraction, using concrete objects and pictorial representations, and missing number problems such as 7=_________ 9

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2 Teaching Support

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Lesson Slides

Lesson Slides

These lesson slides guides pupils through the prior learning of place value of 1s, 10s and 100s, before moving onto the main skill of subtraction - crossing 10 2. There are a number of questions to check pupils' understanding throughout.

Power Point from the old Resource Pack
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Modelling PowerPoint

Modelling PowerPoint

This powerpoint can be used to model the questions that the children will complete on the Varied Fluency and Reasoning & Problem Solving worksheets as part of this lesson.

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Lesson Slides

These are the same as the lesson slides on Classroom Secrets. You can assign this as an activity for pupils to access individually in school or remotely from home.

1 Prior Learning

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Worksheet

Worksheet

This Year 1 Subtraction - Crossing 10  2 lesson covers the prior learning of finding the difference, before moving onto the main skill of subtracting numbers within 20, crossing 10.

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Interactive Activity

This Year 1 Finding the Difference Game checks pupils' understanding of using subtraction to find the difference between different numbers and objects.

2 Practical Activities

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Supporting Activity

Supporting Activity

This Subtraction - Crossing 10 2 supporting activities sheet contains suggestions for additional tasks you might wish to use to support pupils' understanding of the concepts taught in the lesson.

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Practical Activities

Practical Activities

These practical activities include tasks covering a range of provision areas for pupils to practise the main skill of subtraction - crossing 10 2.

2 Varied Fluency

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Mixed Practice

Mixed Practice

This worksheet includes varied fluency questions for pupils to practise the main skill of subtraction - crossing 10 2.

Varied Fluency from the old Resource Pack
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Worksheet

Worksheet

This differentiated worksheet includes varied fluency questions for pupils to practise the main skill of this lesson.

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Interactive Activity

Interactive Activity

This Year 1 Subtraction - Crossing 10 2 Game checks pupils' ability to subtract two numbers which cross 10.

2 Reasoning & Problem Solving

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Worksheet

Worksheet

This subtraction - crossing 10 2 extension task includes a challenge activity which can be used to further pupils' understanding of the concepts taught in the subtraction - crossing 10 2 lesson.

Reasoning and Problem Solving from the old Resource Pack
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Worksheet

Worksheet

This differentiated worksheet includes reasoning and problem solving questions to support the teaching of this step.

Reasoning and Problem Solving from the old Resource Pack
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Discussion Problem

Discussion Problem

This worksheet includes two discussion problems which can be used in pairs or small groups to further pupils' understanding of the concepts taught in this lesson.

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Interactive Activity

Interactive Activity

This Year 1 Subtraction - Crossing 10 Maths Challenge checks pupils' understanding of taking away by crossing 10.

2 Homework

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Worksheet

Worksheet

This differentiated worksheet includes varied fluency and reasoning and problem solving questions to support the teaching of this step.

2 Additional Activities

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Free Consolidation of Steps 4-6 Year 1 Addition and Subtraction Learning Video Clip

Free Consolidation of Steps 4-6 Year 1 Addition and Subtraction Learning Video Clip

We catch up with Kev the trainee knight as he continues his training at Kingshill Castle. This time he meets Princess Petronella and Darren the Dragon where Kev has to subtract within 10 and crossing 10. Kev then has to work out how many candles will be left in the box by counting and crossing 10 and then finally, Kev is allowed to take part in some knightly activities by taking part in a fencing match with Sir Bruno, but for every touch of Kev’s armour, he loses a point, how many points will he lose?

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Consolidation Pack

Consolidation Pack

This Addition and Subtraction Consolidation Year 1 resource will help your pupils consolidate their understanding of Spring Block 1: Addition and Subtraction. The resource is based around a new pet shop opening up. The questions in this pack will help you identify children working at the expected level.

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Home Learning Pack

Home Learning Pack

This Spring week 4 Maths pack contains varied fluency, reasoning and problem solving worksheets