Math  /  Algebra

Question8+24=32322μ=88+24=32 \quad 32-2 \mu=8
CHALLENGE Why does the same number work in both of the equations abc

Studdy Solution

STEP 1

What is this asking? Why can we use 24 in both 8+24=328 + 24 = 32 *and* 3224=832 - 24 = 8? Watch out! Don't get tricked, it's not just about the numbers, it's about how addition and subtraction are related!

STEP 2

1. Addition
2. Subtraction
3. The Big Relationship

STEP 3

Let's **start** with the first equation: 8+24=328 + 24 = 32.
This tells us that if we take 88 and **add** 2424 to it, we get 3232.
Imagine you have 88 cookies, and your friend gives you 2424 more.
Now, you have a whopping 3232 cookies!

STEP 4

Now, let's look at the second equation: 3224=832 - 24 = 8.
This tells us that if we **start** with 3232 and **take away** 2424, we're left with 88.
Think about those 3232 cookies.
You eat 2424 (hey, we don't judge!). How many are left?
You're back to your **original** 88 cookies.

STEP 5

Here's the **magic**: Addition and subtraction are **inverse operations**!
That means they **undo** each other.
It's like going forward and then backward – you end up where you started.

STEP 6

In our example, we **added** 2424 to 88 to get 3232.
Then, we **subtracted** that same 2424 from 3232, bringing us right back to 88.
That's why the same number, our **magical** 2424, works in both equations!

STEP 7

The number 24 works in both equations because addition and subtraction are inverse operations.
Adding 24 and then subtracting 24 undoes each other, bringing us back to the original number.

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