How To Use A Number Line To Divide Integers

In this video I am demonstrating how to use a number line to divide integers. Division with Number Lines 12 6 final number on number line Count how many steps you took Answer.

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Math class sept 11.

How to use a number line to divide integers. This is identical to interpreting the addition 2 5 on the number line. The result is -6. Multiply two positive or two negative integers on a number line From LearnZillion Created by Brian Vannest Standards.

Divide their absolute values. To the right you see your positive numbers. This will be the base of your number line.

Recall that means greater than and. Draw a line and mark some points at equal distance on it as shown in the figure. Since Im sure students who are multiplying integers are comfortable with multiplying 3 x 4 we give this result immediately as 12 and show it on the number line.

24 6 ------- we want to get to 24 taking groups of 6 steps. Addition subtraction multiplication and division. 3 x 4.

Similarly 4 3 would mean that you start at 4 and move 3 units to the left ending at 7. Here we move to the left because of the negative sign we have with 2 From 0 when we move 2 units to the left 3 times we get a total move of 6 units. Going to the right from 0 we have 1 2 3.

1 is greater than 2 and less than 0. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators. Multiply two positive or two negative integers on a number line.

Division Using A Number Line. If the signs of the two numbers are the same the quotient is always a positive number. Draw a long line on a piece of paper.

To use number lines make sure you take the following into account. An integer on the horizontal number line is greater than the number on its left and less than the number on its right. Thus we are looking for the viewer to be able to say and possibly write.

Or simply 1 2 3 etc. Add a positive integer by moving to the right on the number line Add a negative integer by moving to the left on the number line. - The dividend represents where we want to go and the divisor is the amount of steps.

Dividing integers using number lines. 2 Start at 0 In order to walk backward from 0 to 12 you must face Example B. Teaches Common Core State Standards 7NSA2 http.

You can model some integer divisions on a number line. Points to the right of zero are positive integers and are marked 1 2 3 etc. 3 groups of 4.

3 -2 means -2 -2 -2 To graph 3 -2 start at 0 and move 2 units to the left 3 times. Rules on How to Divide Integers. In previous videos we represented the black squares as positive integers.

Addition of integers using the number line remember that negative integers move you to the left on the number line and positive integers move to the right on the number line. This means that all the integers on the number line are arranged in ascending order from left to right. Use the number line for adding and subtracting integers.

The number of steps you took The sign is because you face 2 1 OPTIONAL. Plan your 60-minute lesson in Math or Number Sense and Operations with helpful tips from Malissa Thomas-StClair. The quotient of two integers with the same sign is positive.

Determine the sign of the final answer known as a quotient using the following conditions. We can also write it as 1 2 and 1 0. You can perform four basic math operations on the integers.

Why you see your whole numbers. Every point of a number line is assumed to correspond to a real number and every real number to a point. You see 0 in the middle of the number line.

You can draw this in pen or marker if you want to use your number line over and over again. 12 11 10 9 8 7 6 5 4 3 2 1 0 1 -12 -4 3 -12 3 -4 You can divide two integers by dividing the numerals and applying the sign rules. Hence the change in Henrys balance was -6.

Students will use a kinesthetic approach to learning how to model subtraction of integers using a horizontal number line. Mark a point as zero on it. Count by 6s on number line walk backward Answer.

Here 2 5 would mean that you start at 2 and move 5 units to the left ending at 3.

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