Have students order a set of rational numbers. Students should use physical models to represent fractions and decimals and to explore relationships between simple decimals and fractions. Children should use denominate numbers in applications to real life situations. Express simple ratios as percents and percents as ratios with denominator 100. Have students identify the square root of a perfect square.
Students are able to read and name numbers using whole number exponents.
Students should explore prime and composite numbers using models and the notion of factors. Have children explore ancient numeration systems and the use of different bases, such as 2 and 5. Students should read and write integers and positive rational numbers. Express simple ratios as percents and percents as ratios with denominator 100. Have students order a set of positive and negative numbers.