How to pronounce“totalling”in English

For example, let say the processor is totalling up daily sales for a restaurant.

Continuing our restaurant example, let’s say the processor has finished totalling up all of the sales for the day, and wants to store the result in memory address 150.

The Climate Action Tracker monitors the climate commitments and actions of 36 countries, totalling roughly 80 percent of today's global greenhouse gas emissions.