Make reasonable estimates of fraction and decimal sums or differences using models. 0506.1.2

Links verified on 9/13/2014

1. Adding and Subtracting Fractions with Like Denominators - five multiple-choice questions
2. Adding and Subtracting Fractions with Unlike Denominators - five multiple-choice questions
3. Estimating Decimal Sums and Differences - five multiple-choice questions
4. Estimate Fractional Distance - watch Grammy carefully and estimate the fractional distance that represents where she jumped over the hedge
5. Estimating Sums and Differences of Fractions - five multiple-choice questions
6. Fraction Model I - This tool explores several representations for fractions using adjustable numerators and denominators. You can see decimal and percent equivalents, as well as a model that represents the fraction.
7. Rounding Fractions and Mixed Numbers - five multiple-choice questions
8. Solving Decimal Word Problems - ten examples and five practice problems

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