๐Ÿงธ British maths, age 5 ยท session 3 of 26 ยท 45 minutes ยท โญ Plus

One more and one less

One more is the next number when you count. One less is the number just before. Hop along the number line and see.

โญ Unlock with Plus

A complete lesson ยท 45 minutes

Teach it, see it, practise it, all on this page.

Open this page with your learner and work down it, or press Teach this lesson to go through it one step at a time on a big screen. Every section has something to do.

  1. Warm-up4 min
  2. One more8 min
  3. One less8 min
  4. Two more, two less7 min
  5. Activity 15 min
  6. Activity 25 min
  7. Activity 34 min
  8. Picture quiz3 min
  9. Home activity1 min

By the end you can

  • Find one more than a number to 20
  • Find one less than a number to 20
  • Find two more and two less

Before you start

  • Counting to 10 in order

Have ready

  • A number line from 0 to 20 (drawn on paper is fine)
  • A small toy to hop along it

Age 5 ยท Reception and Year 1 (UKG)

Warm-up ยท think first

There are 4 birds on a fence. One more bird lands. How many birds now?

Show the answer

5. One more is the next number after 4.

Teacher tip: Act it out with toys.

More warm-ups for every class โ†’

Part 1 of 3 ยท learn, see, practise

One more

One more is the next number when you count.

On a number line, hop one step forward.

Example 1

What is one more than 4?

  1. Start at 4.
  2. Hop one forward: 5.

Answer: 5

Example 2

๐Ÿงธ๐Ÿงธ๐Ÿงธ and one more teddy. How many?

  1. 3 teddies.
  2. One more makes 4.

Answer: 4

Frog's number line

Press the buttons to make the frog hop forward or back.

  1. Go to one more than 4.
  2. Go to one less than 4.
  3. Hop all the way to 10.

Practise it

Start with the warm-up and go as far as you can. The stretch questions are meant to be hard.

Warm-up

Warm-up

Core

Core

Stretch ๐Ÿ”ฅ

Answers (for the teacher)
  1. 3
  2. 8
  3. 10
  4. 15
  5. 20

โญ Part of Pure Faith Plus

The rest of this lesson is in Plus

You have seen the plan, the warm-up and part 1. With Plus you also get:

  • Part 2: One less, with practice at three levels
  • Part 3: Two more and two less, with practice at three levels
  • Class activity 1: Bus stop
  • Class activity 2: Number neighbours
  • Class activity 3: Lift game
  • A 8-question quiz
  • After-class project: My number line
  • Homework and a printable practice sheet with answers
  • Teach mode and the minute-by-minute teacher's plan

The first 2 lessons of every course, every game and all maths practice stay free.

That is โ‚น208 a month for every lesson of every course. Prefer a teacher? Ask about live classes.

FAQ

One more and one less: questions

How do you teach one more and one less?

With a number line: hop forward for one more and back for one less, then do it without the line.

Is one more and one less in Year 1?

Yes, finding one more and one less than a number is part of Year 1 maths in England, and children start it in Reception.

Does my child need to go past 10?

Yes, Year 1 works to 20 and beyond, so the lesson goes up to 20.

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