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Skillreps

Lesson 4 of 8

Arithmetic, functions and SUM

Video by Kevin Stratvert

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Speed

This lesson’s steps

  1. Watch the step+10 XP

    Watch to the end. Slow it down or loop the tricky part as often as you need.

  2. Try it yourself+25 XP

    Add a total under Amount with =SUM(), and a cell that subtracts it from your monthly income.

Quick check

2 questions · +15 XP

Recalling what you just watched is one of the best ways to remember it. No timer.

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