Unit 4 Vocab. Lesson

A grid formed by 2 number lines that intersect at their zero points and form right angles.

Two numbers that are used to locate a point on a rectangular coordinate grid.

( X , Y )

The point where the two axes of a coordinate grid meet.

( 0 , 0 )

The horizontal line on a coordinate grid.

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left and right

The vertical line on a coordinate grid.

up and down

Numbers written as numerals. The most familiar way of writing numbers.

1,253

0.25

A way of writing a number as the sum of the values of each digit.

1253 = 100 + 200 + 50 + 3

0.25 = 0.0 + 0.2 + 0.05