STEPS

1. Make both denominators be the same.

2. Add the numerator.

3. Simplify.

Example 1 : Add 1/3 + 2/5

Step 1 : (1x5)/(3x5) + (2x3)/(5x3)

Step 2 : (5+6)/(15)

Step 3 : 11/15

Example 2 : Add 2/3 + 4/7

Step 1 : (2x7)/(3x7) + (4x3)/(7x3)

Step 2 : (14+12)/(21)

Step 3 : 26/21@1 5/21

Hafsah

### Decimal : Basic operations on decimals.

Posted by
Hafsah

Answer the following:

1. Calculate

(a) 12.8+0.27

(b) 109.075 +121.75

2. Find

(a) 45.7 - 12.5

(a) 128.1-47.25

3. Evaluate

(a) 12.5 x 4

(b) 15.7 x 1.5

4. Find

(a) 22.4/2

(a) 24/0.5

5. Calculate

(a) 3(2.5-0.7)+2(1.2+0.5)

(a) (128.5-20)/0.2

Happy Trying!

Hafsah

1. Calculate

(a) 12.8+0.27

(b) 109.075 +121.75

2. Find

(a) 45.7 - 12.5

(a) 128.1-47.25

3. Evaluate

(a) 12.5 x 4

(b) 15.7 x 1.5

4. Find

(a) 22.4/2

(a) 24/0.5

5. Calculate

(a) 3(2.5-0.7)+2(1.2+0.5)

(a) (128.5-20)/0.2

Happy Trying!

Hafsah

### Probability

Posted by
Hafsah

Probability formula : P(A) = n(A) / n(S)

Try the following :

There are 4 red roses and 6 white roses in a basket. Calculate the probability of getting

(a) a red rose if one rose is picked from the baskets.

(b) both roses are of the same color if two roses are picked from the baskets.

Happy trying!

Hafsah

Try the following :

There are 4 red roses and 6 white roses in a basket. Calculate the probability of getting

(a) a red rose if one rose is picked from the baskets.

(b) both roses are of the same color if two roses are picked from the baskets.

Happy trying!

Hafsah

### Perimeter & Area

Posted by
Hafsah

Answer all of the following :

1. Given a square has length 9 cm. Find

(a) the perimeter and

(b) the area

of the square.

2. A square has length 12 cm. Find

(a) the perimeter and

(b) the area

of the square.

3. Given a rectangle has length 4 cm and width 3 cm. Find

(a) the perimeter and

(b) the area

of the rectangle.

4. A rectangle has length 20 cm and width 8 cm. Find

(a) the perimeter and

(b) the area

of the rectangle.

5. Given a rectangle has length twice of its width. If the width is 12cm, find

(a) the perimeter and

(b) the area

of the rectangle.

Happy Trying guys

contact me at huffy64@gmail

hafsah

1. Given a square has length 9 cm. Find

(a) the perimeter and

(b) the area

of the square.

2. A square has length 12 cm. Find

(a) the perimeter and

(b) the area

of the square.

3. Given a rectangle has length 4 cm and width 3 cm. Find

(a) the perimeter and

(b) the area

of the rectangle.

4. A rectangle has length 20 cm and width 8 cm. Find

(a) the perimeter and

(b) the area

of the rectangle.

5. Given a rectangle has length twice of its width. If the width is 12cm, find

(a) the perimeter and

(b) the area

of the rectangle.

Happy Trying guys

contact me at huffy64@gmail

hafsah

### Polynomials

Posted by
Hafsah

Answer the following:

Given that P(x)=2x^3-7x^2-2x+7. Show that x+1 is a factor of P(x).

Hence,

(a) find all factors of P(x)

(b) solve P(x)=0

(c) find the set solution for P(x)>0.

Happy Trying !

Hafsah

Given that P(x)=2x^3-7x^2-2x+7. Show that x+1 is a factor of P(x).

Hence,

(a) find all factors of P(x)

(b) solve P(x)=0

(c) find the set solution for P(x)>0.

Happy Trying !

Hafsah

### Whole Number - Solving Problems

Posted by
Hafsah

Answer all of the following.

1. Ali and Ravi bought 80 and 75 marbles respectively. What is the total of their marbles ?

2. At the beginning David has 110 stamps. He gave 35 stamps to his friend Rashid. What is the number of stamps left ?

3. A teacher wants to distribute 120 sweets equally to 40 students. How many sweets each student has ?

4. A box contains a dozen books. If there are 5 boxes, how many books are there ?

Happy Trying !

Hafsah

1. Ali and Ravi bought 80 and 75 marbles respectively. What is the total of their marbles ?

2. At the beginning David has 110 stamps. He gave 35 stamps to his friend Rashid. What is the number of stamps left ?

3. A teacher wants to distribute 120 sweets equally to 40 students. How many sweets each student has ?

4. A box contains a dozen books. If there are 5 boxes, how many books are there ?

Happy Trying !

Hafsah

### Fraction

Posted by
Hafsah

### Circle : Circumference.

Posted by
Hafsah

### Geometry Coordinate

Posted by
Hafsah

Answer all of the following.

1. Given A(1,3), B(4,7). Find

(a) the mid-point of A and B.

(b) the length of AB.

(c) the gradient of AB.

2. Given that the equation of a straight line is y=3x+2. Find the equation of another straight line if

(a) it is perpendicular to line y=3x+2 and passing through origin.

(b)it is parallel to line y=-2x+5 and passing through point (0,2)

3. Find the distance of point AB. Given that

(a) A(0,2), B(0,-8)

(b) A(0,3),B(4,0)

(c) A(2,1),B(7,-11)

Happy Trying !

Hafsah

huffy64@gmail.com

1. Given A(1,3), B(4,7). Find

(a) the mid-point of A and B.

(b) the length of AB.

(c) the gradient of AB.

2. Given that the equation of a straight line is y=3x+2. Find the equation of another straight line if

(a) it is perpendicular to line y=3x+2 and passing through origin.

(b)it is parallel to line y=-2x+5 and passing through point (0,2)

3. Find the distance of point AB. Given that

(a) A(0,2), B(0,-8)

(b) A(0,3),B(4,0)

(c) A(2,1),B(7,-11)

Happy Trying !

Hafsah

huffy64@gmail.com

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## Welcome to Learn Math Easy

Welcome to Learn Math! A few questions and answers in mathematics. Any worldwide students can participate free.If you are a student, you can use this blog to enhance your learning math. Parents can guide children in getting information.Teachers can use this blog for their students. Send me emails to receive free sample of model PMR/SPM question. Sending me emails will automatically include you in my Learn Math Group. Here you'll get updated Learn Math blog and Group Posts.

## About Me

- Hafsah
- Hafsah Othman is a mathematics teacher. She loves teaching. She would like to explore using blog as a way of enhancing her teaching skill.

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