1,365 prompts matching "WAEC past questions: Why casting out nines catches some errors and not others"
Find my error: Solving a fractional equation with a linear
Act as my SS1 Maths tutor. I attempted a harder question on solving a fractional equation
Check my understanding: Judging which solution method a given quadratic invites
Act as my WAEC Mathematics tutor. I am in SS 1. Check whether I really understand judging
Find my error: Deciding which method is fastest
Act as my SS1 Maths tutor. I attempted a harder question on deciding which method is faste
Find my error: Using proportional reasoning to solve
Act as my SS1 Maths tutor. I attempted a harder question on using proportional reasoning t
Find my error: Finding an unknown quantity using direct
Act as my SS1 Maths tutor. I attempted a harder question on finding an unknown quantity us
Explain back: Dividing powers of the same base
I have just studied dividing powers of the same base in my SS1 Mathematics class. Let me e
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
Explain back: Converting between hours, minutes and seconds
I have just studied converting between hours, minutes and seconds in my SS1 Mathematics cl
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
Explain back: Percentage increase and percentage decrease
I have just studied percentage increase and percentage decrease in my SS1 Mathematics clas
Explain back: Substituting numbers into an expression
I have just studied substituting numbers into an expression in my SS1 Mathematics class. L
Explain back: Factorising the difference of two squares
I have just studied factorising the difference of two squares in my SS1 Mathematics class.
Explain back: Primary data and secondary data
I have just studied primary data and secondary data in my SS1 Mathematics class. Let me ex
Explain back: Comparing two sets of data fairly
I have just studied comparing two sets of data fairly in my SS1 Mathematics class. Let me
Explain back: Bisecting a given angle with compasses
I have just studied bisecting a given angle with compasses in my SS1 Mathematics class. Le
Explain back: Converting between units of area and of volume
I have just studied converting between units of area and of volume in my SS1 Mathematics c
Explain back: The area of a parallelogram and of a trapezium
I have just studied the area of a parallelogram and of a trapezium in my SS1 Mathematics c
Explain back: Lines of symmetry in a plane shape
I have just studied lines of symmetry in a plane shape in my SS1 Mathematics class. Let me
Explain back: The mode, and data with more than one mode
I have just studied the mode, and data with more than one mode in my SS1 Mathematics class
Explain back: A pictogram and the key it needs
I have just studied a pictogram and the key it needs in my SS1 Mathematics class. Let me e