820 prompts matching "Why a letter is used for an unknown number"
Showing only prompts that state their year. 3 more in this subject don't name one, so choose All years to see them.
Cambridge Way: Which zeros count as significant
I am a JSS2 pupil following the Cambridge Lower Secondary curriculum. Teach me which zeros
Explain Back: Rounding to two significant figures
I have just studied rounding to two significant figures in my JSS2 Mathematics class. Let
Explain Back: Picking the common primes for the highest common factor
I have just studied picking the common primes for the highest common factor in my JSS2 Mat
Cambridge Way: An equation with one fraction in it
I am a JSS2 pupil following the Cambridge Lower Secondary curriculum. Teach me an equation
Explain Back: Writing the solution of an inequality in words
I have just studied writing the solution of an inequality in words in my JSS2 Mathematics
Cambridge Way: The origin, and where it lies
I am a JSS2 pupil following the Cambridge Lower Secondary curriculum. Teach me the origin,
Cambridge Way: The angles on a straight line adding to 180 degrees
I am a JSS2 pupil following the Cambridge Lower Secondary curriculum. Teach me the angles
Explain Back: Co-interior angles adding to 180 degrees
I have just studied co-interior angles adding to 180 degrees in my JSS2 Mathematics class.
Cambridge Way: The sum of the interior angles of a polygon
I am a JSS2 pupil following the Cambridge Lower Secondary curriculum. Teach me the sum of
Explain Back: Dividing a polygon into triangles to find the angle sum
I have just studied dividing a polygon into triangles to find the angle sum in my JSS2 Mat
Explain Back: One exterior angle of a regular polygon
I have just studied one exterior angle of a regular polygon in my JSS2 Mathematics class.
Cambridge Way: Naming the chord, the tangent and the arc
I am a JSS2 pupil following the Cambridge Lower Secondary curriculum. Teach me naming the
Explain Back: Naming the sector and the segment
I have just studied naming the sector and the segment in my JSS2 Mathematics class. Let me
Explain Back: Congruent triangles with three sides equal
I have just studied congruent triangles with three sides equal in my JSS2 Mathematics clas
Explain Back: Translating a point by a given vector
I have just studied translating a point by a given vector in my JSS2 Mathematics class. Le
Cambridge Way: The centre of an enlargement
I am a JSS2 pupil following the Cambridge Lower Secondary curriculum. Teach me the centre
Explain Back: An enlargement with a fractional scale factor
I have just studied an enlargement with a fractional scale factor in my JSS2 Mathematics c
Explain Back: The surface area of an open cylinder
I have just studied the surface area of an open cylinder in my JSS2 Mathematics class. Let
Explain Back: The volume formula for a cone
I have just studied the volume formula for a cone in my JSS2 Mathematics class. Let me exp
Explain Back: Reading the smallest and largest values off the diagram
I have just studied reading the smallest and largest values off the diagram in my JSS2 Mat