Calculators · Grade 4
Fraction Calculator
Add, subtract, multiply, and divide fractions. Get a checked answer and a step-by-step explanation.
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Grade 7 maths
Build understanding and confidence with lessons, practice, and tools for grade 7.
13 resources
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Lessons · Grade 7
Co-Interior Angles In Simple Terms With Examples
Co-interior angles sit on the inside of parallel lines. They appear after a straight line crosses two parallel lines. Each angle pairs with another angle. These pairs form a special total.…
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Lessons · Grade 7
Adjacent Angles: Definition and Examples
Adjacent Angles Explorer 👉 DRAG the Red and Blue dots left or right to change the angles! Angle A (Red): 45 ° Angle B (Blue): 45 ° Total: 90 ° Definition: Adjacent angles are two angles…
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Lessons · Grade 7
Linear Pairs of Angles: Definition and Examples
Linear Pair Explorer 👉 DRAG the Red Dot left or right. Notice the sum is always 180°! Angle A (Left): 90 ° Angle B (Right): 90 ° Total: 180 ° Definition: A Linear Pair is a pair of adjacent…
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Lessons · Grade 7
90° Clockwise Rotation
90° CLOCKWISE ROTATION 👉 DRAG the Blue Point (A) to rotate it 90° clockwise. A A' Pre-image A : ( 3 , 4 ) Image A' : ( 4 , -3 ) RULE: (x, y) → (y, -x) The Rule: To rotate a point 90°…
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Lessons · Grade 7
90° Counterclockwise Rotation
90° COUNTERCLOCKWISE ROTATION 👉 DRAG the Blue Point (A) to rotate it 90° counterclockwise. A A' Pre-image A : ( 3 , 4 ) Image A' : ( -4 , 3 ) RULE: (x, y) → (-y, x) The Rule: To rotate a…
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Lessons · Grade 6
Theoretical vs Experimental Probability With Example
Introduction Probability helps people predict the chance of events. It also helps them understand how likely an outcome appears. Many daily situations involve an element of chance. Weather…
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Lessons · Grade 7
Supplementary Angles: Explanation With Examples
Supplementary angles refer to a pair of angles whose measures, when added together, sum up to 180 degrees. In other words, if the sum of two angles is 180 degrees, then they are…
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Lessons · Grade 7
Complementary Angles: Definition and Examples
Complementary angles add up to 90°. Learn how to identify them and find a missing angle with clear worked examples.
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Calculators · Grade 10
Scientific Calculator that Accurately Calculates
Here is the calculator to use. If you are having any problem using it, read the instruction below the calculator. Calculator to quickly get value How to calculate Sin, Cos, and Tan Values…
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Lessons · Grade 4
Angle Explainer (Movement Tool with Full Circle)
Being a teacher, you probably need tools now and then to explain stuff to kids. Here we have got a full circle with up to 360° angle. You can simply drag the orange line to move it and…
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Lessons · Grade 7
Rhombus: Definition and Method to Find Perimeter and Area of Rhombus with Examples
People in India know Rhombus as समचतुर्भुज (that's what Rhombus is called in Hindi). Let's come to the point. About Rhombus: What is a Rhombus? A Rhombus is a quadrilateral (It will always…
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