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National 2 Lifeskills Mathematics

Number and Number Processes

Count, compare and use number in everyday situations.

Interactive task

Number and Number Processes

Use the tool, then record what the learner can show.

Attempts: 0Correct: 0

There are 9 pencils. 4 are used. How many are left?

9-4= ?
Learn

Skill steps

Use objects first.

Use a number line.

Count on and back.

Add or subtract in context.

Key words

count oncount backmorefewersametotalleft

Snack table

  1. Start at 5.
  2. Count on 3 more: 6, 7, 8.
  3. You land on 8.

5 and 3 make 8.

Guided practice

Step-by-step prompts

Start at 6. Count on 3 spaces.

  • Point to 6.
  • Move 3 jumps.
  • Say or show the landing number.

There are 9 pencils. Take away 4.

  • Start with 9 counters.
  • Move 4 away.
  • Count what is left.

Compare 8 seats and 12 seats.

  • Put numbers on the number line.
  • Which is further along?
  • Choose more seats.

Order 4, 7 and 2.

  • Find each number.
  • Put smallest first.
  • Check by counting up.

The team has 3 goals, then scores 2 more.

  • Build 3.
  • Add 2.
  • Count the total.
Practise

Practical pupil tasks

  • Count back from 10 to 6.
  • Use a number line to find 4 + 3.
  • Use counters to find 8 - 2.
  • Which is fewer: 5 snacks or 9 snacks?
  • Order 3, 8, 6.
  • There are 4 bus stops before school and 2 after school. How many stops?
  • There are 10 seats and 7 learners. Are there enough seats?
  • A class has 6 blue pencils and 4 red pencils. Find the total.
  • A game score is 8 to 5. Which score is higher?
  • Choose a method: counters or number line, then solve 7 - 3.