Word Problem Wednesday – Printer and Laptops

Our new problem is from the soon-to-be-published Dimensions Math 5A textbook. The word problem is from Chapter 1 after lessons on mental math.

You’ll want to draw a bar model, but then see if you can complete the computations mentally!

A library bought a printer and 5 laptops that cost $6,000 altogether. Each laptop cost $420 more than each printer. How much does the printer cost?

Our previous Word Problem Wednesday problem came from an article in the Daily Express, a UK newspaper: This is the maths puzzle that is baffling everyone.

Here’s one solution:

One parent who homeschools had her 7-year-old son take on the challenge. Enjoy the two-part video. I think the best part is in Pt. 2 when the son says to his mom: “Processing, please do not interrupt.”

Part 1
Part 2
About Cassy Turner

Passionate about Singapore Math + Teacher Trainer and Coach + Treasure Hunter + Learner. Answer to the ultimate question? 42.

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