Grade 6 Math Tiered Vocabulary

ratio

A comparison of two numbers.

rate

A comparison using different units.

unit rate

A rate for one unit.

equivalent ratios

Ratios that name the same comparison.

expression

Math with numbers and symbols, no equals sign.

equation

Math with an equals sign.

variable

A letter that stands for a number.

coefficient

The number in front of a variable.

inequality

A comparison using <, >, ≤, or ≥.

coordinate plane

A grid with x- and y-axes.

ordered pair

Two numbers that name a point (x, y).

absolute value

Distance from zero.

mean

The average of numbers.

median

The middle number in order.

interquartile range

The spread of the middle half of data.

area

Space inside a flat shape.

volume

Space inside a 3D shape.

probability

How likely something will happen.

analyze

Look at parts carefully.

compare

Find what is the same and different.

determine

Find the answer.

justify

Tell why your answer is correct.

represent

Show with numbers, words, or pictures.

model

Show with a picture or object.

interpret

Tell what it means.

solve

Find the correct answer.

estimate

Find a close answer, not exact.

more

A bigger amount.

less

A smaller amount.

same

Not different.

different

Not the same.

total

All together.

change

To become different.

increase

To get bigger.

decrease

To get smaller.

equal

The same amount.