Write the these whole numbers immediately preceding the three whole numbers immediately succeeding: a. 54890089 , 998800899

Answer

To solve the problem of finding the three whole numbers immediately preceding and succeeding the given whole numbers 54890089 and 998800899, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Given Numbers**:
- The first number is **54890089**.
- The second number is **998800899**.

2. **Finding the Preceding Numbers for 54890089**:
- To find the preceding number, we subtract 1 from the given number.
- First preceding number:
\[ 54890089 - 1 = 54890088 \]
- Second preceding number:
\[ 54890088 - 1 = 54890087 \]
- Third preceding number:
\[ 54890087 - 1 = 54890086 \]

3. **Finding the Succeeding Numbers for 54890089**:
- To find the succeeding number, we add 1 to the given number.
- First succeeding number:
\[ 54890089 + 1 = 54890090 \]
- Second succeeding number:
\[ 54890090 + 1 = 54890091 \]
- Third succeeding number:
\[ 54890091 + 1 = 54890092 \]

4. **Finding the Preceding Numbers for 998800899**:
- First preceding number:
\[ 998800899 - 1 = 998800898 \]
- Second preceding number:
\[ 998800898 - 1 = 998800897 \]
- Third preceding number:
\[ 998800897 - 1 = 998800896 \]

5. **Finding the Succeeding Numbers for 998800899**:
- First succeeding number:
\[ 998800899 + 1 = 998800900 \]
- Second succeeding number:
\[ 998800900 + 1 = 998800901 \]
- Third succeeding number:
\[ 998800901 + 1 = 998800902 \]

### Final Results:
- The three whole numbers immediately preceding **54890089** are:
- **54890088, 54890087, 54890086**
- The three whole numbers immediately succeeding **54890089** are:
- **54890090, 54890091, 54890092**
- The three whole numbers immediately preceding **998800899** are:
- **998800898, 998800897, 998800896**
- The three whole numbers immediately succeeding **998800899** are:
- **998800900, 998800901, 998800902**