Find the difference between place value and face values of 7 in 210978.

Options

A. 4
B. 3
C. 6
D. 5

Answer

To find the difference between the place value and face value of 7 in the number 210978, we can follow these steps:

### Step 1: Identify the face value of 7
The face value of a digit is the digit itself, regardless of its position in the number.
- **Face value of 7 = 7**

### Step 2: Identify the place value of 7
The place value of a digit depends on its position in the number. In the number 210978, the digit 7 is in the tens place.
- The place value can be calculated as:
- Place value of 7 = 7 × 10 = 70

### Step 3: Calculate the difference between place value and face value
Now, we will find the difference between the place value and face value of 7.
- Difference = Place value - Face value
- Difference = 70 - 7 = 63

### Final Answer
The difference between the place value and face value of 7 in the number 210978 is **63**.

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