Real-time multiplayer

Fast-Paced Addition Practice Built for 4th Grade Skills

Help 4th graders sharpen addition fluency through quick multiplayer rounds designed to match their growing math confidence.

MathIt turns addition practice into a live multiplayer challenge that feels exciting for 4th graders, not repetitive. At ages 9-10, students are building speed and accuracy with larger numbers, and MathIt gives them a fun way to strengthen those skills in short, focused rounds. Friends can join with a simple code and race to solve sums first, making an addition game for 4th graders feel motivating every time they play.

Loved by 100,000+ users who use MathIt to build stronger math skills for kids, students, families, and adults.

More than one way to practice math

K

Features

Everything you need to make math practice stick

Safe for Kids

No chat, no social features, no ads, kid-friendly design.

Real-Time Multiplayer

Compete with 2-5 players simultaneously in real-time math battles. Every millisecond counts!

All Math Operations

Addition, subtraction, multiplication, division, square roots, and powers. Full arithmetic coverage.

Play these free in your browser

Adding 1-Digit Numbers

Grade 1–2

Adding 2-Digit Numbers

Grade 1–2

Addition with Regrouping

Grade 2–3

Adding Doubles

Grade 1–2

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Try it now — 60-second drill

Answer as many as you can in 60 seconds. No sign-up — this is the same practice you get in the MathIt app.

Sample problems

799 + 112 = ? Show answer

911

850 + 470 = ? Show answer

1320

275 + 12 = ? Show answer

287

944 + 611 = ? Show answer

1555

174 + 938 = ? Show answer

1112

540 + 765 = ? Show answer

1305

Skills you’ll practice

Multiplication Division Arithmetic

Addition in 4th grade

By fourth grade addition is rarely the point of a question; it sits inside multi-step problems and alongside multiplication. The errors move accordingly — misaligned columns when the two numbers have different lengths, and addition performed at the wrong moment in a longer calculation. Accuracy over several steps matters more than speed on any single sum.

Fourth grade extends the tables to 12 × 12 and puts them to work — multi-digit multiplication, division with remainders, factors and multiples, and the first serious fraction work. Fractions are where the year is won or lost, and they lean directly on multiplication: finding common denominators is a times-table exercise wearing a disguise.

4th graders are expected to add multi-digit numbers reliably and recognise addition inside multi-step word problems; after that comes multi-digit addition and adding within word problems.

Watch for misaligning the columns when the two numbers have different digit counts.

More than one way to practice math

Free to play. Optional MathIt PRO upgrade.

Frequently Asked Questions

How can I help my child get faster at addition?

Target the strategies rather than the sums. Make-a-ten and near-doubles cover most of the facts children find hard, and both depend on knowing number bonds to 10 instantly. Short daily practice beats long sessions — recall is built by frequency.

What addition should a 4th grader know?

Enough to add multi-digit numbers reliably and recognise addition inside multi-step word problems.

Why does my 4th grader keep getting addition wrong?

Most often: misaligning the columns when the two numbers have different digit counts.

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Fast-Paced Addition Practice Built for 4th Grade Skills

More than one way to practice math

Kindergarten object games

Grade practice games

Logic puzzles

Mental-math lessons

Multiplayer math battles

Features

Safe for Kids

Real-Time Multiplayer

All Math Operations

Play these free in your browser

Adding 1-Digit Numbers

Adding 2-Digit Numbers

Addition with Regrouping

Adding Doubles

Try it now — 60-second drill

Sample problems

Skills you’ll practice

Addition in 4th grade

More than one way to practice math

Frequently Asked Questions

Related Pages