Untitled Presentation

Open Ended

Why do you think it is important to be able to add whole numbers in everyday life?

Multiple Choice

Which of the following is NOT a characteristic of bilangan cacah (whole numbers)?

• They include 0, 1, 2, 3, 4, 5, ...

• They can be negative numbers.

• They are used to count objects.

• They do not include negative numbers.

Multiple Choice

Which symbols are commonly used in simple mathematical sentences according to the lesson?

• + and =

• - and /

• x and ÷

• < and >

Open Ended

Explain how a real-life situation can be represented as a mathematical sentence using numbers and symbols.

Fill in the Blank

The result of adding 4 and 3 is ___.

Multiple Choice

Based on the examples, what is the total number of apples if you have 7 apples and get 2 more?

• 9

• 7

• 2

• 5

Open Ended

Give another example of addition in daily life and write it as a mathematical sentence.

Multiple Choice

Which of the following is the correct set of whole numbers?

• -2, -1, 0, 1, 2

• 0, 1, 2, 3, 4

• 1, 2, 3, 4, 5, ... without 0

• 1/2, 1 1/2, 2 1/2, ...

Open Ended

Explain the difference between whole numbers and fractions, and give examples of each.

Multiple Choice

What is the mathematical sentence for 'five plus three equals eight'?

• 5 - 3 = 8

• 5 × 3 = 8

• 5 + 3 = 8

• 5 ÷ 3 = 8

Fill in the Blank

Fill in the blank: The sum of 125 and 275 is ___.

Multiple Choice

The result of 125 + 275 is ....

• 300

• 350

• 450

• 400

Fill in the Blank

Fill in the blank: 125 + 275 = ___

Multiple Choice

What is the result of 125 + 275?

• 300

• 350

• 450

• 400

Multiple Choice

In a class, there are 18 boys and 12 girls. What is the total number of students in the class?

• 28

• 29

• 30

• 31

Open Ended

Explain how you would solve the problem of finding the total number of students in a class if you know the number of boys and girls.

Multiple Select

Select all correct statements about addition based on the problems shown:

• Addition combines two or more numbers to get a total.

• Addition can be used to find the total number of objects.

• Addition always results in a larger number than the numbers added.

• Addition is only used with positive numbers.

Multiple Choice

What is the mathematical sentence for the story: 'Mother buys 20 oranges, then buys 15 more oranges'?

• 20 - 15 = 35

• 20 + 15 = 35

• 20 ÷ 15 = 35

• 20 × 15 = 35

Open Ended

What does the "+" sign mean in mathematics?

Open Ended

Why is it important to count objects accurately in mathematics?