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4 different concepts I can think of.

Take away: I had 8 and lost 3. 8-3 is 5

Comparison: Joe has 8 and I have 3. How many more does Joe have 8-3 is 5

Distance (this one is my favorite): Joe is 8 miles east of the house. I am 3 miles east. What is the distance between us? 8-3 is 5

Missing amount. I have 3 and I need 8. How many more do I need 8-3 is 5

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A subtraction problem can always be written as what type of problem?

A subtraction problem can always be written as an addition problem by using the concept of "adding the opposite." For example, the subtraction equation (a - b) can be transformed into the addition equation (a + (-b)). This representation helps to maintain the same numerical relationship while expressing it in a different mathematical form.


What is the slide model for subtraction?

The slide model for subtraction is a visual method used to help learners understand the concept of subtraction by representing numbers on a number line. In this model, one number is "slid" backwards from another number to demonstrate the process of taking away or finding the difference. It emphasizes the movement along the number line, allowing students to visualize how subtraction works in a clear and tangible way. This approach can enhance comprehension and retention of subtraction concepts, especially for young learners.


When was the subtraction sign first used?

The subtraction sign, represented as a short horizontal line (−), was first used in print in the late 15th century. It is attributed to the German mathematician Johannes Widmann, who included it in his book "Mercantile Arithmetic" published in 1489. However, the concept of subtraction itself dates back much further, appearing in ancient mathematical texts.


Who invented subtraction?

who invented subtraction?


Algorithm for subtraction of two numbers?

read the value A,b store the result of subtraction of a,b in continer subtraction display subtraction

Related Questions

Is subtraction a concept or skill?

A concept.


What are the 4 basic operations of arithmetic?

The 4 basic arithmetic operations are addition, multiplication, division, and subtraction. subtraction is the inverse (opposite) of addition the same way around and the same concept as division and multiplication.


A subtraction problem can always be written as what type of problem?

A subtraction problem can always be written as an addition problem by using the concept of "adding the opposite." For example, the subtraction equation (a - b) can be transformed into the addition equation (a + (-b)). This representation helps to maintain the same numerical relationship while expressing it in a different mathematical form.


What is the slide model for subtraction?

The slide model for subtraction is a visual method used to help learners understand the concept of subtraction by representing numbers on a number line. In this model, one number is "slid" backwards from another number to demonstrate the process of taking away or finding the difference. It emphasizes the movement along the number line, allowing students to visualize how subtraction works in a clear and tangible way. This approach can enhance comprehension and retention of subtraction concepts, especially for young learners.


When was the subtraction sign first used?

The subtraction sign, represented as a short horizontal line (−), was first used in print in the late 15th century. It is attributed to the German mathematician Johannes Widmann, who included it in his book "Mercantile Arithmetic" published in 1489. However, the concept of subtraction itself dates back much further, appearing in ancient mathematical texts.


Who invented subtraction?

who invented subtraction?


The answer we get after subtraction is called?

The answer we get after subtraction is called


Algorithm for subtraction of two numbers?

read the value A,b store the result of subtraction of a,b in continer subtraction display subtraction


When was PEMDAS introduced as a concept in school mathematics education?

PEMDAS, which stands for Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), was introduced as a concept in school mathematics education in the United States in the mid-20th century.


The answer to subtraction is?

you calll the answer to a subtraction problem a difference


What is the name of the subtraction sign?

the subtraction sign


Does every step in addition and subtraction of different denominators have a mathematical concept involved?

Yes because they must all have the same denominator and this is found by working out their lowest common denominator.