CMA Intermediate · Financial Management and Business Data Analytics

Comparative, Common-Size Financial Statements and Trend Analysis

These are three tools to read financial statements. Comparative statements place two or more years side by side and show absolute and percentage change. Common-size statements express each item as a percentage of a base such as total assets or sales. Trend analysis converts a base year to 100 and tracks index numbers over time.

What this chapter covers

This chapter teaches you to read financial statements instead of only preparing them. You take a Balance Sheet and Statement of Profit and Loss and turn the raw rupee figures into changes, proportions and indices. The three tools are comparative statements (horizontal analysis), common-size statements (vertical analysis) and trend analysis using index numbers.

The chapter has a fixed method. In a comparative statement you show the figures for each year, then the absolute change and the percentage change. In a common-size statement you pick one base (total assets or total equity and liabilities for the Balance Sheet, revenue from operations for the Statement of Profit and Loss) and show every item as a percentage of it. In trend analysis you choose a base year, set it to 100, and express later years as: Trend index = (Current year figure ÷ Base year figure) × 100.

This chapter sits at the start of the financial analysis part of Paper 11. It feeds directly into ratio analysis, because you must understand what the figures show before you compute ratios. It also supports working capital, capital structure and cash flow topics, where you keep asking what changed and why. Expect questions that give two years of statements and ask you to prepare the statement and comment on it.

This chapter is worth effort because it is mostly mechanical and the marks are easy to secure if your layout is right. Short MCQs test the percentage change formula, the choice of base and index number logic. Written questions usually give a few lines of data, ask for a statement, and then ask for two or three lines of interpretation. Students who calculate correctly but skip the comment lose marks that were available to them. The same habits also make ratio analysis and other chapters of the paper faster to handle.

Comparative, Common-Size Financial Statements and Trend Analysis: topics in the order to study them

1Introduction to Financial Statement AnalysisStart here to learn the purpose, users, and the horizontal, vertical and ratio approaches, so the later tools make sense.
2Comparative Financial StatementsStudy this next because it is the simplest tool: two years side by side with absolute and percentage change.
3Common-Size Financial StatementsLearn it after comparative statements because you reuse the same data but change the view to percentages of a base.
4Trend Analysis and Index NumbersFinish with this, as it extends comparison to many years and needs the percentage skills from the earlier topics.

How to prepare Comparative, Common-Size Financial Statements and Trend Analysis

This chapter is about layout and discipline. Practise each statement type on paper until the format is automatic.

Read the introduction once and note the difference between horizontal and vertical analysis, and who uses each.
Learn the comparative statement format: Particulars, Year 1, Year 2, Absolute change, Percentage change. Remember percentage change = (Change ÷ Earlier year figure) × 100.
Practise common-size statements with the correct base: total of the Balance Sheet for assets and liabilities, revenue from operations for the Statement of Profit and Loss. Check that your percentages add up to 100 for the totals.
Work trend problems by fixing the base year at 100 and dividing every later year by the base year figure, not by the previous year.
Solve at least one full question per statement type under time pressure, then write two or three lines of comment on each result.
Do the chapter MCQs separately and note the traps, such as the wrong base or the wrong year as denominator.

Common mistakes in Comparative, Common-Size Financial Statements and Trend Analysis

Using the later year as the denominator for percentage change
Fix: Write the formula at the top of your answer and always divide by the earlier year, or by the base year in trend analysis.
Choosing the wrong base in a common-size statement
Fix: Use total assets for the Balance Sheet and revenue from operations for the Statement of Profit and Loss unless the question states another base.
Calculating trend index against the previous year
Fix: Fix the base year at 100 and divide every later year by that one figure.
Skipping the interpretation
Fix: Write two or three lines naming the biggest changes and what they suggest, such as rising borrowings or falling margins.
Percentages that do not total correctly
Fix: Check that the main totals show 100 percent and recheck subtotals when they do not.
Treating an increase as always good
Fix: Judge each item on its nature: a rise in revenue may be good, a rise in debt or receivables may signal risk.

Last-day revision: Comparative, Common-Size Financial Statements and Trend Analysis

Comparative statement = horizontal analysis, with absolute and percentage change.
Percentage change = (Current year − Previous year) ÷ Previous year × 100.
The earlier year is always the denominator in a comparative statement.
If the earlier year figure is zero, the percentage change cannot be calculated.
Common-size statement = vertical analysis, every item as a percentage of a base.
Balance Sheet base is total assets (equal to total equity and liabilities).
Statement of Profit and Loss base is revenue from operations.
Trend index = (Current year ÷ Base year) × 100, with base year = 100.
Trend analysis always divides by the base year, not the previous year.
Common-size statements allow comparison of firms of different size.
Always add a short comment: what rose, what fell, and why it matters.
Use Schedule III headings when the question gives a company's statements.

Comparative, Common-Size Financial Statements and Trend Analysis practice questions

Comparative, Common-Size Financial Statements and Trend Analysis in other exams

The same ground in other exams, if you are preparing for more than one or want another angle on it.

Comparative, Common-Size Financial Statements and Trend Analysis: frequently asked questions

What is the difference between comparative and common-size statements?

A comparative statement places figures of different years side by side and shows the change in rupees and in percentage. A common-size statement shows each item as a percentage of a single base in the same year. The first is horizontal analysis, the second is vertical.

Which base should I use for a common-size Balance Sheet?

Use the total of the Balance Sheet, which is total assets and equals total equity and liabilities. Every asset and every liability or equity item is shown as a percentage of that total.

How is trend analysis different from a comparative statement?

A comparative statement usually compares two years and calculates the change from the earlier year. Trend analysis covers several years and expresses each as an index against one fixed base year set at 100.

Do I need to write comments in the exam?

Yes, when the question asks you to interpret or comment, and it is good practice even when it is only implied. Short, specific remarks on the main changes can earn marks that the calculation alone cannot.