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Q: How can you use a number line to add and subtract?

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we can use the number line as a model to help us visualizeadding and subtracting of signed.

You add or subtract (or use other operators) depending on what is required.

All you do is find the largest and smallest number in the data. Then you subtract the small number from the big number.

use the number line

The 8051 is a microcontroller, not a microprocessor. To add or subtract, use the ADD or SUBB opcodes.

You would use a - to subtract a number on a spreadsheet

To subtract a positive number, you go the specified number of units to the left. To subtract a negative number (which is the same as adding the corresponding positive number), you go to the right.

First, subtract the absolute values of the integers, then use the greater absolute value's sign.

You can add or subtract it as a whole number. If you must use its decimal form, you just stick a decimal point at the end the whole number!

it is important to learn how to add and subtract fractions because we can use it when a time comes , when we have our own business and others .

To add and subtract unlike fractions.

When you want to add or subtract unlike fractions.

Yes the educated Romans were able to add and subtract mentally but for more complicated calculations they would use an abacus calculating device.

you can multiply add subtract divide make into a fraction or percentage or squuare it or cube it ortry to maki it using base 2

Any phone line and number can be used with a fax machine. If you want a separate line so you can use the phone at the same time call your phone company and add a line.

According to the order of operations, addition and subtraction have the same precedence. That means that you add/subtract from left to right. PEMDAS is misleading use PEMorDSorA

so they could add subtract count etc

To get the right answer when you add or subtract unlike fractions.

it means multiply the the number in the ones place by two and use that number to subtract

When you want to use the steam battery to open sully's door, you have to hit use outside of his door. There is a blue faded line on the number 5 on the steam pressure meter and that is the number you have to get to. So whatever number it goes to on the meter when you click the wheel to turn it, you have to add or subtract numbers to get to five. Hope this helps! :p

To add or subtract fractions.

(9*9)+9+9+9/9 = 100

subtract the highest number from the lowestumber

You do not use a number line to find a ratio

Any job where you need to add or subtract fractions.