Basic Functions
Beginner

SUM across a row and over a block

Totals run sideways as often as they run down.

Task:

The quarterly sheet has one row per product and one column per month. In E2:E4 give each product's quarter total, and in E5 the grand total of every cell in the block.

Interactive Spreadsheet

Hints

+5 XPno-hints bonus

Solve it on your own to keep the bonus. Each hint gets one step closer to the formula.

The data in this exercise

This is the grid you start with. Cell references in the task — B6, C2 — point at the row numbers and column letters below.

5 rows × 5 columns4 cells you fill in
ABCDE
1ProductJanFebMarQuarter
2Notebooks420385510
3Pens131011801265
4Folders240275230
5All products
What this exercise teachesMay contain the answer

Summing the block B2:D4 rather than the three row totals means the grand total does not depend on E2:E4 being right. If someone overtypes one of them with a number, the two totals stop agreeing, which is exactly how you would notice.