Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

July 18, 2026

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

If you’re anything like me, finding addition and subtraction within 10 and 20 activities that keep students engaged every single day can feel like a challenge. I wanted something that wasn’t just another worksheet -something I could use for morning work, math warm-ups, bell ringers, math centers and whole class review without spending hours planning.

That’s exactly why I created these Addition and Subtraction Within 10 & 20 Math Fact Fluency Games.

With over 300 digital math activities, this resource has become one of my favourite ways to build math fact fluency while keeping lessons fun, interactive, and low-prep. Whether I’m introducing a new concept, reviewing skills or filling those extra five minutes before recess, these slides are always ready to go.

Why I Love Using These Digital Math Games

Digital Addition and Subtraction within 10 & 20 Math Fact Fluency Games Slides

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

One thing I’ve learned over the years is that students need lots of opportunities to practise their math facts, but they also need variety.

If we do the same activity every day, even the most enthusiastic learners lose interest pretty quickly.

That’s why I designed these digital math games to include lots of different ways to practise the same skills. Students might use ten frames one day, solve word problems the next, then work on doubles facts, missing numbers or counting on and counting back later in the week.

Without even realising it, they’re revisiting important concepts over and over through spiral review and that’s when I start seeing their confidence really grow.

What’s Included

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

Inside this resource you’ll find more than 300 digital math slides that cover all the essential early number skills!

Students practise:

  • Addition within 10
  • Addition within 20
  • Subtraction within 10
  • Subtraction within 20
  • Ten Frames
  • Number Sense
  • Subitizing
  • Counting On
  • Counting Back
  • Doubles Facts
  • Skip Counting
  • Missing Numbers
  • One More & One Less
  • Before, After & Between
  • Number Words
  • Odd & Even Numbers
  • Largest & Smallest Numbers
  • One-Step Word Problems

I love that I can use the same resource all year because there’s always another activity ready to go.

My Favourite Way to Use These Slides

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

Most mornings, I display one slide as students walk into the classroom.

It instantly gives everyone something meaningful to work on while I take attendance, chat with students, or get organised for the day.

Sometimes we solve the problem together and talk through different strategies. Other days students complete the slide independently on mini whiteboards before sharing their thinking with a partner.

I’ve also printed individual slides to create quick math center games. They work brilliantly for small groups, early finishers, intervention lessons or even partner challenges.

One resource…so many different ways to use it!

Movement Breaks Keep Everyone Focused

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

One of my students’ favourite features is the built-in brain breaks.

After working through a group of math slides, we stop for a quick movement activity like:

  • Wobble Like Jelly
  • Bunny Hops
  • Star Jumps
  • Flutter Like a Butterfly
  • Move Like a Robot
  • Slither Like a Snake

They only take a minute or two, but they help students reset before jumping back into learning.

Word Problems Made Simple

Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

Word problems can be tricky for young learners, so I wanted to make them feel approachable.

The resource includes interactive problems using familiar themes like cupcakes, ducks, cookies, fish, crayons, apples, bugs, beach balls, and more.

Students use ten frames, tally marks, drawings, and number sentences to explain their thinking instead of simply writing an answer. I’ve found this really helps build deeper mathematical understanding instead of just guessing.

I Can Statements Build Independence

Digital Word Problems Addition & Subtraction within 10 Math Fact Fluency Slides

I also included visual I Can Statements because they’ve made such a difference in my classroom.

Instead of asking what they should do next, students can refer to the learning goals themselves.

Some of my favourites include:

  • I can decide if I need to add or subtract.
  • I can draw a picture to help me solve the problem.
  • I can count on.
  • I can count back.
  • I can check my answer.
  • I can explain my thinking.

They’re a simple addition, but they encourage students to become more independent mathematicians.

Perfect For

I regularly use these Addition and Subtraction Within 10 & 20 Math Fact Fluency Games for:

  • Morning Work
  • Daily Math Warm-Ups
  • Bell Ringers
  • Math Centers
  • Guided Math
  • Small Groups
  • Intervention
  • Spiral Review
  • Fast Finishers
  • Independent Practice
  • Whole-Class Instruction
  • Assessments

Whether you’re teaching  First Grade or reviewing skills in Second Grade, this resource easily fits into your daily math block.

Digital Word Problems Addition & Subtraction within 10 Math Fact Fluency Slides

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Addition and Subtraction Within 10 & 20 Math Fact Fluency Games | 300+ Digital Math Activities for 1st Grade & 2nd Grade Review

  • Addition and Subtraction Within 10 & 20 Activities
  • 1st Grade Math Fact Fluency
  • Digital Math Games for 1st Grade
  • 2nd Grade Math Review Activities
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Welcome to teacherinspo123...a place of inspiration, teaching tips and strategies! I am an elementary teacher who enjoys teaching and creating fun core-aligned resources that engage young learners. I love spending time with family, baking choc chip muffins and taking long walks on the beach. Read More

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