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🛠️ Study Tools
Everything you need to calculate, practice, and learn, all in one place.
% Calculator
Calculator
Fractions
Geometry
Times Table
Flashcards
Vocab Builder
Spell Check
% Percentage Calculator
4 different modes, pick one below
Find %
What %?
My Marks
% Change
What is
X%
of
Y
?
Percentage (%)
Of Number
Calculate →
Result
—
X
is what % of
Y
?
Number (X)
Of Total (Y)
Calculate →
Result
—
Enter your marks and total to get your grade.
Marks Obtained
Total Marks
Get Grade →
—
—
Calculate percentage increase or decrease.
Original Value
New Value
Calculate →
Change
—
0
AC
%
÷
7
8
9
×
4
5
6
−
1
2
3
+
0
.
=
🍕 Fractions
Add, subtract, multiply, or simplify fractions
Add (+)
Subtract (−)
Multiply (×)
Simplify
+
=
?
?
Calculate →
Enter a fraction to simplify to its lowest form:
=
?
?
Simplify →
📐 Geometry
Area and perimeter of common shapes
⭕
Circle
▭
Rectangle
⬛
Square
🔺
Triangle
Radius (r)
Length (l)
Width (w)
Side (a)
Base (b)
Height (h)
Side 2 (b₂)
Side 3 (b₃)
Calculate →
Area
—
square units
Perimeter
—
units
✕ Times Table
Hover over any cell to highlight. Click to quiz yourself!
Show up to:
5×5
10×10
12×12
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⚡ Flashcards
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📖 Vocab Builder
Expand your vocabulary with word definitions and examples
Look Up
Word
noun
RELATED WORDS
WORD OF THE DAY
Perseverance
Continued effort to do or achieve something despite difficulty or failure.
"Her perseverance in studying every day helped her top the class."
✅ Spell Check
Type a word to check the correct spelling and meaning
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CORRECT SPELLING
—
COMMON MISSPELLINGS
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