Why built-in tools accelerate analysis in Excel - Formula Trace Breakdown

Sample Data

Sales data for three products in a store.

Cell	Value
A1	Product
A2	Apples
A3	Bananas
A4	Cherries
B1	Sales
B2	120
B3	150
B4	90

Formula Trace

=SUM(B2:B4)

Step 1: SUM(120, 150, 90)

Cell Reference Map

    A       B
1 Product  Sales
2 Apples   120  <-- referenced
3 Bananas  150  <-- referenced
4 Cherries  90  <-- referenced

The formula references cells B2, B3, and B4 which contain sales numbers.

Result

    A       B       C
1 Product  Sales   Total Sales
2 Apples   120     360
3 Bananas  150
4 Cherries  90

The formula in cell C2 shows the total sales by adding B2, B3, and B4.

Sheet Trace Quiz - 3 Questions

What does the formula =SUM(B2:B4) do?

A Multiplies the numbers in cells B2, B3, and B4

B Adds the numbers in cells B2, B3, and B4

C Counts how many numbers are in B2 to B4

D Finds the largest number in B2 to B4

Key Result

SUM(range) adds all numbers in the specified range quickly and accurately.