Radio Shack EC-2037 owner manual Percentage, Add-On, Discount

Percentage

Example: 20% of 720 is 144.

You Press	You See
720 × 20 %	144.

Add-On

Example: 30% added to 540 is 702.

You Press

You See

540 + 30 %

702.

Discount

Example: 800 discounted by 20% is 640.

You Press

You See

800 – 20 %

640.

9