Below is how the official curriculum organizes it. Each strand will get full lessons like the ones in Grade 1 Mathematics.
Powers and exponent laws; rational numbers; square roots of positive rational numbers
Linear relations; linear equations and inequalities with rational coefficients; polynomials up to degree 2
Circle properties (chords, inscribed and central angles, tangents); surface area of composite 3-D objects; similarity of 2-D shapes; line and rotation symmetry
Bias, ethics, privacy and sampling in data collection; a data project; probability in society