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Pre-Algebra Videos 217 videos

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Number Lines 5096 Views


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Description:

If you plan on going from zero to hero, you'd better know your way around a number line. Oh wait... maybe that's just if you want to go from zero to sixteen.

Language:
English Language
Common Core Standards:

Transcript

00:04

Number line a la Shmoop. Adam Ant an actual ant not the old singer is [Ants on a piece of rope]

00:10

having a bad day. He's been captured by a young boy who was trying to fry him with a

00:14

magnifying glass. Adam his colonies resident mathematician sketches a quick

00:19

number line. Adam is at point zero if he were to move forward he would be moving [Adam walking forwards on the number line]

00:23

in a positive direction on the number line and if he were to retreat he'd be

00:27

moving in a negative direction on the number line. [Arrows show the direction of movement]

00:29

He starts out going forward because well he's already facing that way, he moves

00:34

six units along his number line hoping against hope that he'll be in the clear.

00:38

Unfortunately for him his captor has moved the magnifying glass to keep up [The magnifying glass is over the top of Adam]

00:41

with him. Adam isn't gonna go down easy though, he returns to point zero and tries this

00:46

time moving in the opposite direction, once again he moves six units along the

00:50

number line this time negative. He is still exactly the same distance from his [The distance is shown with a rectangle]

00:54

starting point as when he advanced in a positive direction and sadly he

00:58

experiences a similar result. But Adam is a trooper, he tries going to three on the

01:03

number line and negative 7, positive 11, negative four, wherever he goes the jerk [Adam running about on the number line]

01:09

with a magnifying glass follows. Just as Adam is about to collapse from

01:13

exhaustion however, the boy is finally called by his mother to come in for

01:17

dinner. Adam is safe now but he's already

01:20

plotting his revenge. Where's PETA when you need them? [Adam looking angry]

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