Real situations from working spreadsheets — sales targets, commission tiers, messy exports, aged invoices. Numbered in recommended order: start at 1 and work down, or filter to what you need.
5 exercises — Beginner · for Operations
Use LEN to validate that product codes are the right length.
LEN
Add up a column of daily sales figures to get the monthly total.
SUM
Combine separate address fields into one line, skipping blanks.
TEXTJOIN
Use COUNT to find how many rows contain a numeric value.
COUNT
Count how many rows meet a numeric condition.
COUNTIF
| # | Exercise | Functions | Difficulty | Time | Status |
|---|---|---|---|---|---|
| 2 | Check code length with LENHarbor Supply — product code import | LEN | Beginner | 3 min | 10 pts |
| 4 | Total a month of sales with SUMHarbor Supply — daily sales, first week of October | SUM | Beginner | 3 min | 10 pts |
| 5 | Build a mailing address with TEXTJOINHarbor Supply — customer addresses | TEXTJOIN | Beginner | 6 min | 15 pts |
| 7 | Count how many orders shipped with COUNTHarbor Supply — shipment status | COUNT | Beginner | 4 min | 10 pts |
| 9 | Count orders above a threshold with COUNTIFHarbor Supply — October orders | COUNTIF | Beginner | 5 min | 15 pts |