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Whole Number Word Problems

Free Singapore Math Videos (Set 3 of 6)




 

Free video lessons on how to solve whole number word problems using the math models (tape diagrams/block models) taught in Singapore Math.

Related Topics:
Whole Number Operations, Previous set of video math lessons in this series, Next set of video math lessons in this series

Singapore Math: Primary 5 - Whole Numbers, Word Problem Q9

Singapore model diagrams to help you understand and solve math word problems on whole numbers
Example: Qi has 2 times as many crayons as Maria. After borrowing some crayons from Mari, Qi now has 5 times as many crayons as Maria. If they have 150 crayons altogether, how many crayons had Maria at first?



Singapore Math: Primary 5 - Whole Numbers, Word Problem Q10

Find out how to understand and solve word problems on whole numbers using models.
Example: Tina had 3 times as many stickers as Jill while Jack had 4 times as many stickers as Jill. After Tina gave 10 stickers away and Jack gave 30 stickers ti Jill, they each had the same number of stickers. How many stickers had Jack at first?

Singapore Math: Primary 5 - Whole Numbers, Word Problem Q11

Watch this video and learn how to approach math word problems using models.
Example: Yana and Zach have an income of $7500 together. If Zach has an income of $1500, how many times as much income as Zach does Yana have?


 

Singapore Math: Primary 5 - Whole Numbers, Word Problem Q12

If math word problems give you a fright then model method is the approach you should take. Learn how to solve maths word problems in this video
Example: A shopkeeper bought some key rings from a supplier. He threw away 15 broken key rings and sold the rest at 5 for $7. If he received $27, how many key rings had he bought from the supplier?

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Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


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