GabaCalc: Fraction Calculator

GabaCalc is the friendly fraction calculator that shows its work. Type fractions the way you write them — whole number, numerator and denominator are clearly separated and color-coded — and get exact answers instantly. Every answer comes with an optional step-by-step explanation, so students learn how to solve it, not just what the answer is. EXACT FRACTION CALCULATOR • Add, subtract, multiply and divide fractions, mixed numbers, whole numbers, decimals and percents • Parentheses and order of operations • Answers as mixed numbers, improper fractions, decimals or percents • Automatic simplification, plus undo, copy, share and reuse your last answer • Exact math — never rounding errors, even with huge numbers STEP-BY-STEP SOLUTIONS • Least common denominators, equivalent fractions, reciprocals and simplifying — all explained in plain language • Shown with real stacked fractions, just like in class • Share the steps as text or as an image SEE FRACTIONS • Fraction bars, circles, number lines and area models • Watch addition, subtraction, multiplication and division happen step by step • Compare two fractions side by side CONVERTER • Fraction ⇄ decimal ⇄ percent, including repeating decimals like 0.333… • Choose your decimal precision and copy any result MEASUREMENT TOOLS (Pro) • Add and subtract feet and inches like 5′ 3 1/2″ + 2′ 6 1/4″ • Convert inches, feet, millimeters, centimeters and meters • Round to the nearest 1/2, 1/4, 1/8, 1/16, 1/32 or 1/64 inch — see the exact and rounded values • Equal parts (with saw kerf), even spacing for balusters and shelves, area & volume, board feet • A tape-measure reader that teaches how to read fractions of an inch RECIPE SCALER (Pro) • Scale any recipe to any number of servings, or ×½, ×2, ×3 with one tap • "I only have…" — scale everything to the ingredient you're short on • Exact US and metric conversions, friendly kitchen fractions, and a measuring-cup helper • Save, edit and share your recipes PRACTICE & LEARN • Seven topics, three difficulty levels and endless generated questions • Hints, instant feedback and full explanations • Daily challenge, streaks, badges and progress charts • Profiles for each child and printable worksheets with answer keys (Pro) MAKE IT YOURS • 15 themes, from Classic and Midnight to Princess, Galaxy, Neon Gamer, Race Car and Rainbow • Every theme is designed to stay easy to read • Light, dark or follow your device BUILT RIGHT • Designed for iPhone and iPad, with keyboard support and Apple Pencil handwriting • Home Screen widgets, a Control Center button, Siri and Shortcuts, and an Apple Watch app • VoiceOver reads fractions naturally ("three fourths"), with Dynamic Type and Reduce Motion support • English and Spanish PRIVATE BY DESIGN No ads. No accounts. No tracking. No subscriptions. GabaCalc works completely offline and your data never leaves your device. Free to use, with an optional one-time GabaCalc Pro purchase that unlocks every tool and theme forever.