6.4A Additive or Multiplicative

Front

What is the difference between additive and multiplicative relationships?

Back

Additive relationships involve combining quantities by addition, while multiplicative relationships involve scaling quantities by multiplication.

Front

Define additive relationship with an example.

Back

An additive relationship is when two or more quantities are combined by addition. For example, if you have 3 apples and you buy 2 more, the total is 3 + 2 = 5 apples.

Front

Define multiplicative relationship with an example.

Back

A multiplicative relationship is when one quantity is scaled by another. For example, if you have 4 bags of candies with 5 candies in each bag, the total is 4 x 5 = 20 candies.

Front

What is the formula for finding the total in an additive relationship?

Back

The formula is Total = Quantity1 + Quantity2 + ... + QuantityN.

Front

What is the formula for finding the total in a multiplicative relationship?

Back

The formula is Total = Quantity x Number of Groups.

Front

How can you identify if a problem is additive or multiplicative?

Back

Look for keywords: 'total', 'combined', or 'together' suggest additive; 'each', 'per', or 'groups of' suggest multiplicative.

Front

If a recipe calls for 2 cups of flour and you want to make 3 batches, how much flour do you need?

Back

You need 2 cups x 3 batches = 6 cups of flour.

Front

If you have 10 stickers and you give away 4, how many do you have left?

Back

You have 10 - 4 = 6 stickers left.

Front

What is a real-life example of an additive relationship?

Back

Buying groceries: If you buy 3 apples and 4 oranges, the total number of fruits is 3 + 4 = 7.

Front

What is a real-life example of a multiplicative relationship?

Back

Calculating total cost: If each book costs $5 and you buy 4 books, the total cost is 4 x $5 = $20.