Grade 7 - Number Sense and Numeration
Standard 7.NSN.3 - Practice converting between decimals and mixed fractions.
Included Skills: Decimals, Fractions
Proportional Relationships • determine, through investigation, the relationships among fractions, decimals, percents, and ratios; • solve problems that involve determining whole number percents, using a variety of tools (e.g., base ten materials, paper and pencil, calculators) (Sample problem: If there are 5 blue marbles in a bag of 20 marbles, what percent of the marbles are not blue?); • demonstrate an understanding of rate as a comparison, or ratio, of two measurements with different units (e.g., speed is a rate that compares distance to time and that can be expressed as kilometres per hour); • solve problems involving the calculation of unit rates (Sample problem: You go shopping and notice that 25 kg of Ryan's Famous Potatoes cost $12.95, and 10 kg of Gillian's Potatoes cost $5.78. Which is the better deal? Justify your answer.).