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2.09 Story problems

Lesson

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Sometimes we have written problems, where we need to know how to read and write numbers.

Write the number that is ten more than sixty one thousand, five hundred and ninety seven.

Learn

Sometimes we need to read written or story problems, and work out what we need to solve. In this video, we have to find out what our problem is.

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Question 1

Gwen has $37$37 raffle tickets to sell. She is able to sell $4$4 tickets to Luke and $9$9 tickets to Kate.

If James now wants to buy all of her remaining tickets, how many are left for him to buy?

Learn

In this story problem, we find out how to write out the number problem, with both addition and subtraction.

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Question 2

There were $13$13 flowers in Pauline’s garden. $2$2 more flowers grew, then Pauline picked $8$8 flowers to put in a vase.

  1. Which number sentence matches the word problem for the number of flowers left in the garden?

    $13+2+8$13+2+8

    A

    $13-2+8$132+8

    B

    $13+2-8$13+28

    C

    $13+2+8$13+2+8

    A

    $13-2+8$132+8

    B

    $13+2-8$13+28

    C

Remember!

When we have a word problem, we need to think about the story, and use the keywords to work out which operators to use. Some words that we may find in a story could be:

addition subtraction
more less
add take away
give take
arrive leave

 

Can you think of other words to use for addition and subtraction?

 

Outcomes

VCMNA153

Apply place value to partition, rearrange and regroup numbers to at least tens of thousands to assist calculations and solve problems

VCMNA163

Use equivalent number sentences involving addition and subtraction to find unknown quantities

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