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. If they need more practice, you can choose other resources for that step. 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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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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Full Step

Full Step

For further practice, visit the full step for a selection of resources and activities to support the prior learning for this lesson.

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csk_pre_learning_title

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 Teaching

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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.

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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.

3 Activities

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Worksheet

Worksheet

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

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Practical Activity

Practical Activity

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

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Full Step

Full Step

For further practice, visit the full step where you will find a selection of further resources and activities such as a differentiated resource pack, homework/extension worksheet and discussion problem.

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Interactive Activity

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

4 Extension

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Extension

Extension

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.

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Interactive Activity

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