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Key ideas · Topic 2 of 8

Supporting Details

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Reading · key ideas

Supporting Details

Supporting details are the evidence behind the main idea. Detail answers are stated in the text: find the key word, reread around it, match.

01 · What they areDetails = the evidence for the main idea
02 · In the textThe answer is in the text — go find it
03 · NOT / EXCEPT itemsNOT/EXCEPT: cross off what the text states
01

What it is

Supporting details = the facts, examples and reasons behind the main idea must know
Major details back the main idea; minor details back a major one
Detail types: facts, numbers, examples, reasons, anecdotes, background
02

How to answer

Step 1: mark the key word in the question (name, number, term)
Step 2: scan for the key word, then reread the sentences around it
Step 3: match the meaning — watch all, only, never, not
03

Clue words

Detail signals: for example, for instance, such as, another, also, in addition
Order signals: first, next, then, before, after, later, finally, dates
04

The rules

Detail answers are stated in the text — go back and find them must know
NOT / EXCEPT: cross off what the text states; the leftover is the answer
Sequence: follow time words and dates, not sentence order
05

Examples

Bakery order: mix dough → heat ovens → loaves cool → doors open
Otters: stones ✓ kelp ✓ — "they eat urchins" is NOT stated → the answer
Biking saves money: no fuel, cheaper repairs = major; the $60 rider = minor
06

Major or minor detail?

Commonly confused
Major detailMinor detail
Its jobSupports the main idea directlyExplains or illustrates a major detail
Biking exampleNo fuel to buy; cheaper repairsOne rider's $60 a year on upkeep
In a summaryKeep itLeave it out
07

Wrong-answer traps

True in real life ≠ stated in the passage
08

More detail

Show 5 more facts
Question clues: "which detail…", "the passage states…", "NOT mentioned"
Strategy: "Before that" or "Earlier" marks an event that came first
Details fill the body of a paragraph, after the topic sentence
Background details set the scene; they are not the proof
Transition sentences link details across paragraphs (look back, look ahead)
Pearl

Don't answer from memory: the detail is on the page, so go back and find it.

Sources · Oklahoma State University (via Sussex County CC) — Reading Strategies & Diagnostic: supporting details · St. Louis Community College — Identifying Main Ideas and Supporting Details · LibreTexts — Developmental Studies 5.6: Identifying Relationships between Ideas · LibreTexts — Writing for Success 2.5: Reading Comprehension Techniques · LibreTexts — Developmental Studies 5.3: Summarizing a Text (major vs minor ideas) · LibreTexts — Developmental Studies 6.2: Making Inferences (answers must be supported by the text) · OpenStax Writing Guide with Handbook §1.5 Thinking Critically About a "Text" (kinds of evidence) · Union Test Prep — HESI Reading Comprehension study guide, p. 1: Details and locating details · Union Test Prep — HESI Reading Comprehension study guide, p. 4: Writer statements · CCRI Tutoring — HESI A2 Overview: Reading Comprehension (student notes) · University of Nevada, Reno Writing & Speaking Center — HESI A2: Reading Comprehension · Built from the verified NurseSavvy HESI A2 fact map (facts reviewed 2026-10-16). HESI is a trademark of Elsevier; NurseSavvy is not affiliated with Elsevier.

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