Math is Mine

MPP.3 · Unit 10 · Lesson 6

Name   Period

Objectives / Objetivos

Content Objective: I can look back at my answers from Lesson 1-1, describe how my math biography has changed this year, and recognize ways we are all doers of math.

Language Objective: I can compare my beginning-of-year and end-of-year math stories using the words then, now, changed, and grown.

Key Idea / Idea clave

Mathematical Reflection & Portfolio Culmination. 1. Synthesize grade-level mastery across Number Systems, Ratios, Expressions, Geometry, and Statistics. 2. Justify problem-solving strategies using multiple representations (equations, graphs, models). 3. Reflect on mathematical growth and communicate solutions with precision and confidence

Vocabulary / Vocabulario

Term / TérminoDefinition / Definición
math biography
biografía matemática		The story of your relationship with math — and how it has changed over time.
La historia de tu relación con las matemáticas y cómo ha cambiado con el tiempo.
reflect
reflexionar		To look back at what you did, felt, and learned, and think about what it means.
Mirar atrás a lo que hiciste, sentiste y aprendiste, y pensar en lo que significa.
growth
crecimiento		The change between what you could do before and what you can do now.
El cambio entre lo que podías hacer antes y lo que puedes hacer ahora.
confidence
confianza		Trusting yourself to try a problem, even when the first attempt might fail.
Confiar en ti mismo para intentar un problema, aunque el primer intento pueda fallar.
community
comunidad		The people and places around you — where math shows up outside the classroom.
Las personas y los lugares que te rodean, donde las matemáticas aparecen fuera del aula.

Practice Preview / Vista previa de práctica

Read each task. Show your work in the spaces provided and explain how you know.

1. In Lesson 1-1 you estimated the Ferris wheel: 20 cars each holding about 4 people. About how many riders was that?

  1. A About 5
  2. B About 24
  3. C About 80
  4. D About 400

Answer:

2. Now stretch the September estimate with this year's math: about 80 riders per turn, 6 turns each hour. About how many riders per hour?

  1. A About 13
  2. B About 86
  3. C About 480
  4. D About 800

Answer:

3. Percents were new this year. What is 50% of 157?

  1. A 31.4
  2. B 77.5
  3. C 78.5
  4. D 107

Answer:

4. Which set shows THREE correct ways to write 78.5 using skills from this year?

  1. A 156 ÷ 2, 50% of 157, 78½
  2. B 157 ÷ 2, 50% of 157, 78½
  3. C 157 ÷ 2, 50% of 157, 78¼
  4. D 157 ÷ 2, 25% of 157, 78½

Answer:

Reflection / Reflexión

One thing I learned today / Una cosa que aprendí hoy: