703 prompts matching "Checking answers using casting out nines"
Explain Back: Expressing the answer in the form a plus b root c (IGCSE/WAEC Revision)
I am in SS 2. Let me explain expressing the answer in the form a plus b root c back to you
Spot My Mistake: Reading a, b and c off a quadratic before using the formula (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Teach me (Cambridge style): Choosing the region inside or outside the roots
I am a Year 11 pupil following the Cambridge syllabus. Teach me choosing the region inside
Quiz Me: Exam Prep on Area of a Triangle Using Trigonometry
I am a Year 11 pupil. Quiz me on finding the area of a triangle using trigonometry with a
Explain Back: The standard deviation of grouped data using class midpoints (IGCSE/WAEC Revision)
I am in SS 2. Let me explain the standard deviation of grouped data using class midpoints
Worked Example: Probability as favourable outcomes over total outcomes (Show That / Hence Find)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Wa
Spot My Mistake: Probability without replacement (IGCSE Marking)
I am in SS 2. I am revising for both my Cambridge IGCSE and my WAEC Mathematics papers. Sh
Show that, hence find: Leaving an answer in exact surd form rather than rounding
I am a Year 11 pupil. Set me a two-part Cambridge IGCSE 'show that... hence find...' quest
WAEC Prep: Rotating a shape about a centre
Act as my WAEC Maths exam coach. I am in SS 2. Give me an objective (multiple-choice) styl
Practice: Finding a missing angle using the tangent-radius property
Act as my SS2 Mathematics tutor. Give me five practice questions on finding a missing angl
WAEC Prep: Using a line of best fit to make a prediction
Act as my WAEC Maths exam coach. I am in SS 2. Explain the WAEC-approved method for how to
Real-life problem: What a percentile tells you about a data set
Act as my SS2 Mathematics tutor. Show me where what a percentile tells you about a data se
Explain Back: Converting out of standard form
Act as my SS2 Maths tutor. Listen to my explanation of how to convert a number from standa
Worked Example: Using the cosine ratio to find a side
Act as my WAEC Mathematics tutor. I am in SS 2. Take me through one full worked example on
Real-life problem: The total number of equally likely outcomes
Act as my SS2 Mathematics tutor. Show me where the total number of equally likely outcomes
Practice: Finding a side using the sine ratio
Act as my SS2 Mathematics tutor. Give me five practice questions on finding a side using t
WAEC Prep: Area of a triangle using 1/2 ab sin C
Act as my WAEC Maths exam coach. I am in SS 2. Explain the WAEC-approved method for how to
WAEC Prep: Using the nth term to find a specific term
Act as my WAEC Maths exam coach. I am in SS 2. Explain the WAEC-approved method for how to
Practice: Using brackets to force the intended order
Act as my SS2 Mathematics tutor. Give me five practice questions on using brackets to forc
Real-life problem: Checking the final cumulative total
Act as my SS2 Mathematics tutor. Show me where checking the final cumulative total turns u