The clipboard paste is a feature that enables you to copy the quantity from any document type and paste it onto the Mohawk Pay user-interface under the quantity line item in sequential order.
Step 1. Click on little clipboard paste icon 
on the screen, popup window will appear at the left corner, click allow see text and images copied to the clipboard.
Step 2. Copy quantity from any document type which you prefer and paste accordingly by clicking on to the clipboard icon.
As seen in the image down below, you may fill in the desired quantity as needed.
Note: Comma separated values cannot be pasted using clipboard paste feature
(Example values not supported - 1,895,4,589,89,621)