Practice addition and subtraction with Math Ninja, an arcade-style math game designed for ages 6–17. Swipe through the correct answers, avoid hazards, and build your skills through quick rounds.
PLAY AND PROGRESS
• Learn the controls with a guided tutorial.
• Earn coins and diamonds, unlock blades and dojos, and stock up on helpful power-ups.
• Choose whether saved protection items activate during a run.
• Keep your scores, settings, and progress on your device.
ADS AND OPTIONAL PURCHASE
Banner ads appear in the main menu. Gameplay has no forced full-screen ads. Free players can choose up to three daily reward claims by completing optional rewarded ads. All players receive child-directed ad treatment with a G-rated content limit.
The optional, one-time Ad-Free Forever purchase removes banner ads and provides up to five daily reward claims without watching videos. There is no subscription. Restore your purchase using the same Google Play account. Ads and purchases require an internet connection.
PRIVACY
No game account signup, chat, or public player profiles. An age-range choice stays on the device and can be changed in the shop; choosing not to share your age is available. Read the in-game privacy policy for details about local progress and the Google services used for ads and purchases.
Slice answers, earn rewards, and practice addition and subtraction.