1. calculating a partial sum or intermediate total before reaching a final total
Usage: present participle of subtotal

Examples

• She was subtotalling the expenses by category before calculating the grand total.
• The accountant spent the morning subtotalling each department’s costs.
• After subtotalling the first quarter results, we moved on to the second quarter.
• The software automatically handles subtotalling when you group the data.
• He was subtotalling the invoice items to check for accuracy.
• The spreadsheet is subtotalling each section as you enter the numbers.