± fractions
Adding & Subtracting Fractions
Find least common multiples and rename unlike denominators comfortably. 10 questions per round, at your own pace.
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Select Your Challenge Level
Tap a tier to playLevel 1 · Foundation
Easy
Warm-up problems to build confidence with the basics.
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89 + 39=?
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Round Reward 3 Treats / 1st try
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Level 2 · Core Skill
Medium
Solid, grade-level practice — the everyday sweet spot.
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12 - 16=?
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Round Reward 3 Treats / 1st try
Level 3 · Mastery+10 Bonus
Hard
Challenge problems that stretch and cement the skill.
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3 25 + 1 45=?
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Round Reward 3 Treats + 10 Perfect Bonus
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Always 100% free retriesNo pressure, zero penalty workspace
Take your time on every question. Wrong answers can be retried as many times as you need — no score reduction. Finish any 10 to earn honey treats for Pixel.