Finding the Gradient (Edexcel GCSE Maths): Flashcards
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12 cards from this deck
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Practise the cards
12 cards from this deck
What does gradient measure?
What does gradient measure?
How steep a line is
Larger gradient value means line is more...?
Larger gradient value means line is more...?
Steeper
Formula for gradient
Formula for gradient
How many steps to find gradient?
How many steps to find gradient?
Four steps
Step 1: What to choose?
Step 1: What to choose?
Two accurate points on the line
Critical rule when subtracting coordinates
Critical rule when subtracting coordinates
Subtract in same order for both x and y
Step 4: What to check?
Step 4: What to check?
Check the sign is correct
Line slopes upward left to right: gradient is?
Line slopes upward left to right: gradient is?
Positive
Line slopes downward left to right: gradient is?
Line slopes downward left to right: gradient is?
Negative
Best points to choose on graph
Best points to choose on graph
Grid intersections with whole numbers
Result of mixing up subtraction order
Result of mixing up subtraction order
Wrong sign for gradient
Often overlooked step in exams
Often overlooked step in exams
Step 4: checking the sign