5.6 Más operaciones con decimales y fracciones
Unit Goals
- Students solve multi-step problems involving measurement conversions, line plots, and fraction operations, including addition and subtraction of fractions with unlike denominators. They also explain patterns when multiplying and dividing by powers of 10 and interpret multiplication as scaling by comparing products with factors.
Section A Goals
- Explain patterns when multiplying and dividing by powers of 10.
- Solve multi-step problems involving measurement conversions.
Section B Goals
- Add and subtract fractions with unlike denominators.
- Create line plots to display fractional measurement data, and use the information to solve problems.
- Solve problems involving addition and subtraction of fractions.
Section C Goals
- Interpret multiplication as scaling (resizing).
- Make generalizations about multiplying a whole number by a fraction greater than, less than and equal to 1.
Glossary Entries
- áreaEl número de unidades cuadradas que cubren una figura plana sin dejar espacios ni superponerse.
- cubo unitarioUn cubo con lados que tienen 1 unidad de largo. Se usa para medir volumen.
- potencia de 10El resultado de multiplicar 10 por sí mismo un cierto número de veces.
- prisma rectangularUna figura sólida que tiene seis caras y todas son rectángulos.
- unidad cúbicaUn cubo unitario con longitudes de lado que son unidades de medida estándar. Se usa para medir volumen.
- volumenEl número de cubos unitarios que llenan una figura sólida sin dejar espacios ni superponerse.