Whole Number Operations
Previous set of video math lessons in this series
First set of video math lessons in this series
Free video lessons on how to solve whole number word problems using the math models (tape diagrams/block models) taught in
Singapore Maths: Primary 5 - Whole numbers, Word Problem Q21
Learn math word problem solving using models
Example: Riley types at a speed of 25 words a minute. If she took 18 minutes to type an essay, how many words did the essay have?
Singapore Math: Primary 5 - Whole Numbers, Word Problem Q22
Watch and learn how to solve maths word problems using models
Example: The table below shows the number of travelers that arrived at an airport last week. There were twice as many travelers on Saturday as on Sunday and twice as many on Friday as on Saturday. How many travelers arrived on Friday?
Singapore Maths: Primary 5 - Whole Numbers, Word Problem Q23
If math word problems give you a nightmare then you have to watch this video and others in this playlist. Learn how to approach a word problem using models.
Example: The total mass of a tin containing 16 boxes of cookies is 3260 g. The mass of the tin is 220 g. If each empty box has a mass of 10 g, what is the mass of cookies each box?
Previous set of videos in this series
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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