Friday 9 December 2011

Division

a) Division means:
  1. The Process of sharing or grouping equally.
  2. Finding Out how many time one number contains another.
  3. For example: 15 ÷ 5 = 3
  4. i) 15 contains 5 three times.
  5. ii) The 15 is the dividend (The number divided)
  6. iii) The 5 is the divisor (The number dividing)
  7. iv)  The result (3) is the quotient.
b) Some examples:
  1. 21 ÷ 7 = 3
  2. 5 ÷ 5 = 1
  3. 30 ÷ 3 = 10
c) Other words of 'Division':
  1. Divide
  2. Equally
  3. Share
  4. Grouping
d)  Division As Sharing Egually

e)  Division As Grouping

f)   Number Sentence

g)  Know Division Fact

h)  Find The Unknown Numbers

WORKSHEET 1 WORKSHEET 2 WORKSHEET 3

Multiplication

a) Multiplication means:
  1. The Process of repeated addition.
  2. Multiplication is a short way to add several of the same numbers. It can be done mentally (using your head).
  3. A helpful tip is to create a Multiplication Table.
  4. The result is called the 'product'.
  5. For example: 3 X 3 = 9
b) Other words of 'Multiplication':
  1. Multiply
  2. Product
  3. Times
c)  Multiplication as Repeated Addtion

d)  Writing Number Sentences For Multiplication

f)  Writing Standard Written Method

g)  Find The Unknown

WORKSHEET 1 WORKSHEET 2 WORKSHEET 3

Subtraction

a) Subtraction means:
  1. The Process of finding the difference between two numbers.
  2. To find the difference between two numbers by taking one away from the other.
  3. For example: Subtracting 4 from 9 leaves 5. ( 9 - 4 = 5 )
b) Other words of 'Subtraction':
  1. Minus
  2. Subtract
  3. Take away
  4. Less
c) Subtraction Without Regrouping.
         i) Subtract a 1-digit number from a 2-digit number.

        ii) Subtract a 2-digit number from a 2-digit number.

       iii) Subtract a 1-digit number from a 3-digit number.

       iv) Subtract a 2-digit number from a 3-digit number.

        v) Subtract a 3-digit number from a 3-digit number.

d) Subtraction With Regrouping.
         i) Subtract a 2-digit number from a 2-digit number.

        ii) Subtract of Three 1-digit number.

       iii) Finding Unknown Numbers.

    WORKSHEET 1 WORKSHEET 2 WORKSHEET 3

    Addition


    a) Addition means:
    1. The Process of finding the sum of two or more numbers.
    2. To calculate the total of two or more numbers.
    3. For example: 3 + 4 = 7
    4. The total is called the sum of the numbers added.
    b)  Other words of 'Addition':
    1. Sum
    2. Add
    3. Altogether
    4. Total
    5. Plus
    6. More
    c)   Adding Two Numbers Without Regrouping.
                 i) Add a 2-digit number and a 1-digit number.
                   ii)  Add two 2-digit numbers.

                   iii) Add a 3-digit number and a 1-digit number.

                   iv) Add a 3-digit number and a 2-digit number.

                   v)  Add two 3-digit numbers.

    d)   Adding Two Numbers With Regrouping.
                   i)   Add a 2-digit number and a 1-digit number.

                   ii)  Add two 2-digit numbers.

                   iii) Add three 1-digit numbers.

                  iv)  Unknown Numbers.

          
    WORKSHEET 1   WORKSHEET 2   WORKSHEET 3