Example

Title: Subtraction

Grade: 1-a Lesson: S1-L2

Explanation: Here are some examples of the topic with images and steps in sequence.

Examples:

Example: 1a

There were 4 kids at the bus stop. 2 kids left. How many kids are there now?

  • Number of kids at the bus stop = 4

  • Number of kids left the bus stop = 2

  • Number of kids in the bus top now is 4 - 2 = 2

1a

.

Explanation: In the above problem, the number of kids at the bus stop is 4 and the number of kids left the bus stop is 2. Therefore, the number of kids in the bus top now is 4 - 2 = 2

Example: 2a

Linn has 6 markers. He gave 3 to his brother. How many markers does he have?

  • Number of markers Linn had = 6

  • Number of markers Linn gave to his brother = 3

  • Number of markers Linn have = 6 - 3 = 3

2a

.

Explanation: In the above problem, the number of markers Linn had is 6 and the number of markers Linn gave to his brother is 3. Therefore, the number of markers Linn have is 6 - 3 = 3

Example: 3a

Adam saw 5 sparrows on the tree. 2 of them flew away. How many sparrows are there now?

  • Number of sparrows Adam saw on the tree = 5

  • Number of sparrows flew away = 2

  • Number of sparrows on the tree now is 5 - 2 = 3

3a

.

Explanation: In the above problem, the number of sparrows Adam saw on the tree is 5 and the number of sparrows flew away is 2. Therefore, the number of sparrows on the tree now is 5 - 2 = 3


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