Below is how the official curriculum organizes it. Each strand will get full lessons like the ones in Grade 1 Mathematics.
Numbers over one million; decimals to ten-thousandths; negative numbers; multiplying and dividing decimals; order of operations; improper fractions; ratios; percentages
Tables of values and graphs; using letters for relationships and equations; balancing equations
Formulas for perimeter, area and volume; reference angles; interior angles of triangles and quadrilaterals
Ordered pairs and plotting; transformations of 2-D shapes
Discrete and continuous data; line graphs; data collection methods; theoretical and experimental probability