Baviro
HomeCategoriesLeaderboard
Baviro

Test your knowledge with fun quizzes

© 2026 Baviro. All rights reserved.

Explore

CategoriesAll QuizzesLeaderboard

Company

AboutPrivacy Policy

Top Categories

GeographyHistoryScienceSportsEntertainment
  1. Home
  2. →Kids And Family
  3. →Math For Kids
  4. →Add and subtract within 20

Add and subtract within 20

Build confidence with quick addition and subtraction facts up to 20. This mixed-difficulty quiz helps kids practice counting on, making ten, and spotting number patterns. Choose how many questions you...

All questions are reviewed for accuracy
101 questions
1,719 plays

Start Quiz

Pick a difficulty and question count to begin.

Select difficulty
Select number of questions
Auto-switch after

About this quiz

What you’ll practice

Adding and subtracting within 20 is a key step toward stronger mental math and smoother work with bigger numbers later. This quiz mixes simple facts with slightly trickier ones so you can improve without getting stuck.

Each question has 4 answer options and there’s no timer, so players can think carefully, use strategies, and learn from mistakes.

Difficulty and question settings

You can choose your question count before you start, and you can also select a difficulty level (easy, medium, hard, or mixed). Mixed mode balances the challenge by blending straightforward facts (like 6+3) with problems that require a strategy (like 13−8).

Common pitfalls to avoid

Many errors come from rushing, mixing up + and − signs, or losing track when counting back. Slow down, check the operation, and use a consistent method.

  • Watch the sign: addition and subtraction look similar when you’re moving fast
  • Use “make 10” (8+7 = 8+2+5) to reduce counting
  • For subtraction, count up from the smaller number to the bigger number when it feels easier
  • Double-check teen numbers (11–19) to avoid digit swaps
  • If you guess, pause and estimate whether the answer makes sense

Tips to improve quickly

Try a short set each day, then increase the question count as you get more accurate. When you miss a problem, redo it using a different strategy (number line, counting on/back, or making ten) to lock it in.

Sample questions

What is 7 + 6?

  • A.13
  • B.12
  • C.14
  • D.15

What is 3 + 4?

  • A.7
  • B.6
  • C.8
  • D.5

What is 2 + 3?

  • A.5
  • B.4
  • C.6
  • D.3

Quiz FAQ

How many questions are in this quiz?

This quiz has 101 questions focused on adding and subtracting within 20.

Is this quiz timed?

No. There’s no timer, so you can work at your own pace and focus on accuracy.

What answer format does the quiz use?

Each question is multiple-choice with 4 options, and you pick the one correct answer.

Can I choose the difficulty level?

Yes. Pick easy, medium, hard, or mixed difficulty before starting to match your skill level.

What math skills will I practice here?

You’ll practice addition and subtraction facts within 20, including strategies like counting on/back and making ten.

Play this quiz in another language(7)

sk
Sčítanie a odčítanie do 20Slovenčina
cs
Sčítání a odčítání do 20Čeština
de
Addieren und subtrahieren bis 20Deutsch
es
Suma y resta dentro de 20Español
pl
Dodawanie i odejmowanie w zakresie 20Polski
hu
Add és vonj ki 20-on belülMagyar

Related Quizzes

Shapes and their basic properties

Shapes and their basic properties

Explore circles, triangles, squares, rectangles, and more while learning the basic properties that make each shape unique. You’ll practice counting sides and corners, spotting symmetry, and matching shapes to real-life objects. With mixed difficulty, it’s great for both beginners and confident learners.

2,772
Play Now →
Tell time: hours and half-hours

Tell time: hours and half-hours

Help kids learn to read analog clocks by telling the hour and the half-hour. Questions mix easy and trickier clock faces so learners build confidence step by step. Pick how many questions you want and choose an easier or harder level anytime.

2,754
Play Now →
Brain lobes and core functions

Brain lobes and core functions

Map the brain’s major lobes to what they do in everyday thinking and behavior. This mixed-difficulty quiz checks your grasp of frontal, parietal, temporal, and occipital functions, plus key “core” structures. Each question uses 4 options and there’s no timer, so you can focus on accuracy.

5,187
Play Now →
Match IPL teams to home grounds

Match IPL teams to home grounds

Test your IPL venue knowledge by matching each team to its home ground. With a mixed difficulty set, you’ll see both obvious stadium-team pairings and trickier updates from recent seasons. Pick your preferred question count and difficulty, then play at your own pace with no timer.

4,451
Play Now →
Audrey Hepburn: signature style moments

Audrey Hepburn: signature style moments

Step into Audrey Hepburn’s most iconic fashion moments, from little black dresses to ballet flats and bold sunglasses. This mixed-difficulty quiz spotlights her signature silhouettes, key films, and the designers who helped define her look. Choose your preferred question count and difficulty, then play at your own pace.

1,494
Play Now →
Escape room etiquette and safety rules

Escape room etiquette and safety rules

Know the unspoken rules of the game before you step into the room. This quiz covers escape room etiquette, safety basics, and smart team behavior—from handling props correctly to what to do in an emergency. Expect a mix of easy reminders and tricky scenarios you might actually face.

5,193
Play Now →