Calculate 70% of 90: Direct Percentage Multiplication

To solve this problem, we'll follow these steps:

• Step 1: Convert the percentage to a decimal.
• Step 2: Multiply the decimal by the whole number.

Now, let's work through each step:
Step 1: Convert 70% to a decimal by dividing it by 100:
$\frac{70}{100} = 0.7$

Step 2: Multiply the decimal by the whole number 90:
$0.7 \times 90 = 63$

Therefore, the solution to the problem is $63$.