Shape Puzzle – Pop Quiz

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Pop Quiz 6: Shape Puzzle Congratulations to Charlie, this week’s Pop quiz winner. It’s looking like our users are a bit more comfortable solving math with pencil and paper. So great to see analog answers coming in electronically. Hooray Technology! Here’s the question: You are given a vase that can fit 120 shapes. You are also given $100 dollars to …

Probability – Pop Quiz

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Pop Quiz 5: Probability Given two six-sided dice, what is the probability that you will roll snake eyes (i.e. double ones)? Congratulations, Harold, this pop quiz winner. Thanks to everyone who participated in this virtual game of probability and chance. Here is how Harold explains how to determine the probability of rolling snake eyes: This lesson is © Copyright – All rights reserved …

What is a reciprocal?

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Forget what the reciprocal is? No worries! Homework Unlocked is here to help. Homework Unlocked offers homework help to parents so you can help your kids excel in math. Here, Homework Unlocked reviews what reciprocals are. If you only have time to listen to the lesson, feel free to click on our audio file below.

Mean and Frequency

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Thanks Emilia for our newest Homework Headache.  Emilia’s son is in 7th Form (~6th grade in the American system) and is having some difficulties solving the problem below.  Emilia, we’re going to walk you thorough it step by step so you can explain it to your son. This problem involves some terms that you may not use on a daily …

Converting Decimals to Fractions

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Most of us are familiar with decimals and fractions but explaining how to work with them to our kids is a different story. Homework Unlocked is here to help. Homework Unlocked offers homework help to parents so you can help your kids excel in math. Here, Homework Unlocked reviews how to convert a decimal into a fraction. If you only …

Miles per Gallon – Pop Quiz

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Pop Quiz 4: Miles / Gallon Debbie just purchased a new car. She was told by the dealership that the gas mileage is 40 miles per Gallon. She wants to make sure this is accurate so she has decided to measure the gas mileage independently. At the start of the week Debbie had a full tank, with 13 gallons of gas. …

Working with Percentages

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Most of us are familiar with percentages but explaining how to work with percentages to our kids is a different story. Homework Unlocked is here to help. Homework Unlocked offers homework help to parents so you can help your kids excel in math. Here, Homework Unlocked reviews the basics of percentages. If you only have time to listen to the …

Division Without Dividing

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Dear Homework Unlocked, My 4th grade son is learning several different methods of long division and came home today with an assignment to work on ‘Division without Dividing’.  His math notes show 1 example. I understand long division but neither of us can work out what this example shows.  Any insight? Here’s the example: Thanks, Jerry Hi Jerry, Thanks for …