TOPIC: Addition and Subtraction.


Mathematics for Jss1 first Term.

Week 8.

TOPIC: Addition and Subtraction.

Performance Objectives:

Students should be able to

1. Add and Subtract any given fraction.

2. State the place value of each number in the sum or difference.

3. Draw and use number lines to illustrate directed numbers.

4. Add and subtract positive and negative integers correctly on a number line.

5. Interpret and relate positive and negative numbers to everyday activities.


A number line is a line showing the direction of numbers in positive and negative direction.



            -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11   .

The centre number is zero, the negative numbers are on the.... View More

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