Neft Teacher · Vocab Explorer

Unit 9 · Standard 6.AT.11

🔑 Apply Two-Variable Relationships to Solve Problems — Vocab Explorer

Lesson 9-4 · Learn the words, then practice them

① Word Wall

Look at the picture, read the meaning, and tap 🔊 to hear each word.

Illustration of solution: A value of the variable that makes an equation true.
solution

ES solución

A value of the variable that makes an equation true.

Un valor de la variable que hace que una ecuación sea verdadera.

Illustration of substitute: To replace a variable with a number so you can compute.
substitute

ES sustituir

To replace a variable with a number so you can compute.

Reemplazar una variable con un número para poder calcular.

Illustration of at least: That amount or more — the smallest amount that still works.
at least

ES al menos

That amount or more — the smallest amount that still works.

Esa cantidad o más — la cantidad mínima que todavía funciona.

Illustration of predict: To make a reasonable guess about a future amount using information you already have.
predict

ES predecir

To make a reasonable guess about a future amount using information you already have.

Hacer una estimación razonable sobre una cantidad futura usando la información que ya tienes.

Illustration of justify: To explain WHY an answer or recommendation makes sense, using the mathematics.
justify

ES justificar

To explain WHY an answer or recommendation makes sense, using the mathematics.

Explicar POR QUÉ una respuesta o recomendación tiene sentido, usando las matemáticas.

Illustration of Equation: A math sentence with an equals sign showing two amounts are the same.
Equation

ES Ecuación

A math sentence with an equals sign showing two amounts are the same.

Un enunciado matemático con un signo igual que muestra que dos cantidades son iguales.

Illustration of Inverse operation: The operation that undoes another one.
Inverse operation

ES Operación inversa

The operation that undoes another one.

La operación que deshace otra.

Illustration of Work backward: Start from the output and undo each step to find the input.
Work backward

ES Trabajar hacia atrás

Start from the output and undo each step to find the input.

Empezar desde el resultado y deshacer cada paso para encontrar la entrada.

② Match it

Tap a word, then tap its meaning.

③ Fill in the blank

Use the word bank to finish each sentence.

Word bank
solutionsubstituteat leastpredictjustifyEquationInverse operationWork backward
  1. 1A value of the variable that makes an equation true is a .
  2. 2To replace a variable with a number so you can compute is to .
  3. 3That amount or more — the smallest amount that still works — is .
  4. 4To use what you already know to say what a future amount will be is to .
  5. 5To explain WHY your answer makes sense using the mathematics is to it.
  6. 6A math sentence with an equals sign is an .
  7. 7Division is the of multiplication.
  8. 8Starting from the output and undoing steps to find the input is called .

④ Use it in a sentence

Pick one word and finish the sentence in your own words.

A is .