1,482 prompts matching "The formula for standard deviation of ungrouped data, and what each symbol means"
Worked example: A calculation mixing all four operations
Act as my SS1 Mathematics tutor. Take me through one full worked example on a calculation
Calculator paper: Multiplying and dividing negative numbers
I am a Year 10 pupil. Set me a Cambridge IGCSE calculator-paper question on multiplying an
IGCSE Practice: Indices (a)(b)(c)
I am a Year 10 pupil. Set me a structured Cambridge IGCSE-style question on indices, split
Calculator paper: Rewriting a negative index as a positive one
I am a Year 10 pupil. Set me a Cambridge IGCSE calculator-paper question on rewriting a ne
IGCSE Practice: Powers and Roots (a)(b)(c)
I am a Year 10 pupil. Set me a structured Cambridge IGCSE-style question on powers and roo
Explain back: Estimating a square root between two whole numbers
I have just studied estimating a square root between two whole numbers in my SS1 Mathemati
Worked example: Simplifying a surd by taking out a square factor
Act as my SS1 Mathematics tutor. Take me through one full worked example on simplifying a
Explain back: Converting between hours, minutes and seconds
I have just studied converting between hours, minutes and seconds in my SS1 Mathematics cl
Worked example: Working out a duration from a start and finish time
Act as my SS1 Mathematics tutor. Take me through one full worked example on working out a
IGCSE Practice: Fractions, Decimals and Percentages (a)(b)(c)
I am a Year 10 pupil. Set me a structured Cambridge IGCSE-style question on fractions, dec
Explain back: Converting between a fraction and a percentage
I have just studied converting between a fraction and a percentage in my SS1 Mathematics c
Calculator paper: Multiplying and dividing mixed numbers
I am a Year 10 pupil. Set me a Cambridge IGCSE calculator-paper question on multiplying an
Explain back: Percentage increase and percentage decrease
I have just studied percentage increase and percentage decrease in my SS1 Mathematics clas
Calculator paper: Simple interest on a Nigerian savings account
I am a Year 10 pupil. Set me a Cambridge IGCSE calculator-paper question on simple interes
Explain back: Substituting numbers into an expression
I have just studied substituting numbers into an expression in my SS1 Mathematics class. L
Worked example: Writing an expression from a described situation
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Calculator paper: Factorising by taking out a common factor
I am a Year 10 pupil. Set me a Cambridge IGCSE calculator-paper question on factorising by
IGCSE Practice: Algebraic Manipulation (a)(b)(c)
I am a Year 10 pupil. Set me a structured Cambridge IGCSE-style question on algebraic mani
Worked example: Simplifying an algebraic fraction
Act as my SS1 Mathematics tutor. Take me through one full worked example on simplifying an
Worked example: Choosing a sample, and what makes it fair
Act as my SS1 Mathematics tutor. Take me through one full worked example on choosing a sam