Secondary 1 - Number and Algebra
Standard 7.NA.2 - Compare and understand ratios in a word problem.
Included Skills: Ratios
Ratio and proportion • 2.1 comparison between two or more quantities by ratio • 2.2 relationship between ratio and fraction • 2.3 dividing a quantity in a given ratio • 2.4 ratios involving rational numbers • 2.5 equivalent ratios • 2.6 writing a ratio in its simplest form • 2.7 problems involving ratio • 2.8 Discuss and explain how ratios are used in everyday life. • 2.9 Use the concept of equivalent ratios to find a:b:c given the ratios a:b and b:c • 2.10 Make connections between ratios and fractions, use appropriate mathematical language to describe the relationship, and use algebra to solve problems, e.g. "The ratio A to B is 2:3" can be represented as: A 2x B 3x The ratio 2:3 means "2 units to 3 units", "A is 2/3 of B", or "B is 3/2 of A".