## How do you do subtraction in math?

0:485:00Subtraction in Maths - YouTubeYouTubeStart of suggested clipEnd of suggested clipFrom right from the units tens. Okay. So five take away four well the answer is 1 then we get alongMoreFrom right from the units tens. Okay. So five take away four well the answer is 1 then we get along the next to the tens 6 take away 2. The answer is 4.

## How do you subtract step by step?

Steps are shown to subtract 4-digit numbers.Solve: 74834 - 38915. Line up the number according to place value. In the ONES column the number to be subtracted is greater so REGROUP as 2 TENS 14 ONES. Subtract the TENS column. REGROUP to subtract the numbers in the HUNDREDS column. Subtract: 39507 - 27386.

## How do you subtract 2 negative numbers?

Rule 3: Subtracting a negative number from a negative number โ a minus sign followed by a negative sign, turns the two signs into a plus sign. So, instead of subtracting a negative, you are adding a positive. Basically, - (-4) becomes +4, and then you add the numbers.

## How do you subtract negative integers?

Subtracting a negative number is the same as adding a positive number โ that is, go up on the number line. This rule works regardless of whether you start with a positive number or a negative number.

## How do you subtract numbers easily?

1:024:41How to Subtract Numbers Much Faster - YouTubeYouTube

## How do you show and subtract work?

How to Borrow When SubtractingSubtract 1 from the top number in the column directly to the left. Cross out the number youre borrowing from, subtract 1, and write the answer above the number you crossed out.Add 10 to the top number in the column you were working in. For example, suppose you want to subtract 386 โ 94.

## What happens if you subtract a positive from a negative?

When you add a negative number, you move to the left on the number line. Example 3: Subtracting a number is the same as adding its opposite. So, subtracting a positive number is like adding a negative; you move to the left on the number line.

## How do you add or subtract negative numbers?

To add and subtract numbers always begin counting from zero....Two signsWhen adding positive numbers, count to the right.When adding negative numbers, count to the left.When subtracting positive numbers, count to the left.When subtracting negative numbers, count to the right.

## How do you quickly add and subtract numbers?

How to add and subtract in your headTo add 9 to another number, add 10 and then subtract 1: 36 + 9 = 36 + 10 - 1 = 45.To add 18 to another number, add 20 and then subtract 2: 48 + 18 = 48 + 20 - 2 = 66.To add 97 to another number, add 100 and then subtract 3: 439 + 97 = 439 + 100 - 3 = 536.

## How do you subtract numbers quickly?

1:314:41How to Subtract Numbers Much Faster - YouTubeYouTube

## Why do you add when you subtract negative numbers?

Subtracting a number is the same as adding its opposite. So, subtracting a positive number is like adding a negative; you move to the left on the number line. Subtracting a negative number is like adding a positive; you move to the right on the number line.