Free Grade 3 Introducing Adding Integers Techniques Flashcards
Free Grade 3 flashcards for Introducing Adding Integers Techniques: 12 real questions with a full answer key and worked solutions. Integers include negative numbers. On a number line, adding moves right and subtracting moves left. Subtracting a negative is the same as adding.
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35 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify introducing adding integers techniques
Identify introducing adding integers techniques accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain introducing adding integers techniques
Explain introducing adding integers techniques accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate introducing adding integers techniques
Calculate introducing adding integers techniques accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare introducing adding integers techniques
Compare introducing adding integers techniques accurately in a familiar context.
Assessed by: Exit ticket of four short items
Prerequisites
Close these gaps first — each has its own free lesson, worksheet and quiz.
How Introducing Adding Integers Techniques works
Integers include negative numbers. On a number line, adding moves right and subtracting moves left. Subtracting a negative is the same as adding.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.6 − (-5) = ?[1]
- 2.5 + (-10) = ?[1]
- 3.10 + (-10) = ?[1]
- 4.-4 − (-2) = ?[1]
- 5.-6 − 18 = ?[2]
- 6.5 + 17 = ?[2]
- 7.-9 + (-5) = ?[2]
- 8.5 + 13 = ?[2]
- 9.-11 − 17 = ?[3]
- 10.7 + (-25) = ?[3]
- 11.6 + (-11) = ?[3]
- 12.24 + 16 = ?[3]
Show answers and working
1. 11
Subtracting (-5) is the same as adding 5. 6 + 5 = 11
2. -5
Start at 5 on a number line. Move 10 left. You land on -5.
3. 0
Start at 10 on a number line. Move 10 left. You land on 0.
4. -2
Subtracting (-2) is the same as adding 2. -4 + 2 = -2
5. -24
Subtracting 18 is the same as adding -18. -6 + (-18) = -24
6. 22
Start at 5 on a number line. Move 17 right. You land on 22.
7. -14
Start at -9 on a number line. Move 5 left. You land on -14.
8. 18
Start at 5 on a number line. Move 13 right. You land on 18.
9. -28
Subtracting 17 is the same as adding -17. -11 + (-17) = -28
10. -18
Start at 7 on a number line. Move 25 left. You land on -18.
11. -5
Start at 6 on a number line. Move 11 left. You land on -5.
12. 40
Start at 24 on a number line. Move 16 right. You land on 40.
Worked examples
3 − (-10) = ?
- Subtracting (-10) is the same as adding 10.
- 3 + 10 = 13
- Answer: 13
20 − (-11) = ?
- Subtracting (-11) is the same as adding 11.
- 20 + 11 = 31
- Answer: 31
-2 − 5 = ?
- Subtracting 5 is the same as adding -5.
- -2 + (-5) = -7
- Answer: -7
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Thinks −8 is bigger than −3.
Correction: Further left on the number line means smaller.
Treats − (−4) as −4.
Correction: Two minus signs together become a plus.
Teacher tips
- · Use a vertical number line like a thermometer.
Parent tips
- · Compare winter temperatures from the weather forecast.
Real-life applications
- · Temperatures below zero, bank balances, floors below ground.
Assessment objectives
How mastery is evidenced, and which standards it maps to.
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Frequently asked
- Is this Grade 3 Introducing Adding Integers Techniques flashcards really free?
- Yes. Every flashcards on FreeMathWorksheet is free to use, print and share — no account, no paywall and no watermark.
- What should a learner already know before this?
- Start with Introducing Adding Integers Essentials, Integer Number Line. Each one has its own free lesson, worksheet and quiz.
- How is the flashcards sequenced?
- Recognition first, then understanding, application, reasoning and finally mastery — the same ladder used across every free resource on the platform.
- What comes next after Introducing Adding Integers Techniques?
- Move on to Introducing Adding Integers Word Problems, Introducing Adding Integers Common Errors, Working with Adding Integers, Adding Integers in Context, which build directly on this idea.
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