Understanding Subtraction in Word Problems

The video tutorial explains how to solve word problems by identifying clue words and numbers. It covers addition and subtraction clue words, providing examples to illustrate how to use these clues to solve problems. The tutorial includes practical examples, such as Tim's birthday party, Adhi's garden, and a cookie decorating contest, to demonstrate the application of these concepts.

What are the two key details to look for in word problems?

• Colors and shapes

• Dates and times

• Names and places

• Clue words and numbers

Which of the following words suggests that you should add?

• Take away

• Difference

• In all

• Fewer

What does the word 'altogether' indicate in a word problem?

• Multiply

• Divide

• Subtract

• Add

Which clue word indicates that you should subtract?

• Sum

• Plus

• Total

• Left over

In the problem about Tim's party, what operation do the words 'are left' suggest?

• Subtraction

• Multiplication

• Division

• Addition

How many friends are left at Tim's party after some leave early?

• 6

• 24

• 18

• 12

In Adhi's garden problem, what do the words 'in all' suggest you should do?

• Subtract

• Add

• Divide

• Multiply

How many flowers did Adhi plant in total?

• 20

• 11

• 10

• 21

In the cookie contest, how many more cookies did Frankie decorate than Lou?

• 17

• 24

• 7

• 10

What is a subtraction strategy mentioned in the video?

• Using a calculator

• Counting cubes

• Drawing pictures

• Writing a story