Free. Exclusive. Just for you.
Four unique services that make learning easier, faster, and smarter - only on our website.

3x3 grid of numbered tiles featuring positive and negative integers.

Nine rectangular tiles with numbers: -2, -9, -11, 3, 24, 16, -14, 19, 1, arranged in a 3x3 grid on a light blue background.

Nine rectangular tiles with numbers: -2, -9, -11, 3, 24, 16, -14, 19, 1, arranged in a 3x3 grid on a light blue background.

JPG 1600×1131 103.7 KB Free · Personal Use
Quality Assured by Worksheets Library Team
Reviewed for educational accuracy and age-appropriateness
ID: #933513
Show Answer Key & Explanations Step-by-step solution for: Free math flashcard templates to edit and print
I'll analyze this 3x3 grid of numbers to find the pattern or relationship.

Let me work through this systematically:

Step 1: Look at the grid structure
```
-2 -9 -11
3 24 16
-14 19 1
```

Step 2: Check if rows have a pattern

Row 1: -2, -9, -11
- (-2) + (-9) = -11 ✓

Row 2: 3, 24, 16
- 3 + 24 = 27 (not 16) ✗
- Let me try: 24 - 3 = 21 (not 16) ✗
- Let me try: |3 - 24| = 21 (not 16)

Hmm, let me reconsider row 2...
Actually: 24 - 8 = 16? No obvious pattern with 3.

Wait, let me check: 3 × something?
Or maybe: 24 3 = 8, and 16 ÷ 8 = 2? Not clear.

Let me try another approach for row 2:
Maybe it's not addition/subtraction but multiplication/division?

Step 3: Check columns

Column 1: -2, 3, -14
- (-2) + 3 = 1 (not -14) ✗
- (-2) × 3 = -6 (not -14) ✗

Column 2: -9, 24, 19
- (-9) + 24 = 15 (not 19) ✗
- 24 - (-9) = 33 (not 19) ✗

Column 3: -11, 16, 1
- (-11) + 16 = 5 (not 1) ✗

Step 4: Re-examine row patterns more carefully

Row 1: -2, -9, -11 → (-2) + (-9) = -11 ✓

Row 3: -14, 19, 1 → (-14) + 19 = 5 (not 1) ✗
But wait: 19 - 14 = 5 (not 1)
Or: |-14| - 19 = 14 - 19 = -5 (not 1) ✗

Let me try: 19 + (-14) = 5, then 5 - 4 = 1? That seems forced.

Actually, let me check: (-14) + 19 = 5, and 5 - 4 = 1... but where does 4 come from?

Wait! What if I check: |(-14)| + |19| = 14 + 19 = 33? No.

Let me try: 19 - |-14| = 19 - 14 = 5? Still not 1.

Hmm, what about: (-14) + 19 - 4 = 1? Where does 4 come from?

Actually, let me reconsider: Maybe it's (-14) + 19 = 5, and we need to subtract something...

Wait, let me look at this differently. What if row 3 is: |-14 - 19| = |-33| = 33? No.

Let me try: 19 + 1 = 20, and |-14| = 14... 20 - 14 = 6? No.

Actually, I think I need to reconsider. Let me check if there's a different operation:

Row 3: -14, 19, 1
What if it's: 19 + (-14) - 4 = 1?

Or maybe the pattern involves all three numbers in a different way?

Step 5: Let me check if each row follows: first + second = third OR |first - second| = third

Row 1: -2 + (-9) = -11 ✓

Row 2: Let me check |3 - 24| = 21 ≠ 16 ✗
What about 24 - 3 = 21 ≠ 16 ✗
What about 3 + 24 = 27 ≠ 16 ✗

Hmm, let me try division: 24 ÷ 3 = 8, and 16 ÷ 8 = 2? Or 24 - 8 = 16 where 8 = ?

Wait! What if it's: 24 - (3 × ?) = 16?
24 - 8 = 16, so 3 × ? = 8, which means ? = 8/3. That doesn't work nicely.

Let me try: 24 ÷ ? = 16 - 3 = 13? No.

Actually, let me check: Is there a pattern where column operations matter?

Step 6: Check diagonal patterns

Main diagonal: -2, 24, 1
- (-2) + 24 = 22 (not 1) ✗
- 24 ÷ (-2) = -12 (not 1) ✗

Other diagonal: -11, 24, -14
- (-11) + 24 = 13 (not -14) ✗

Step 7: Let me reconsider row 2 more carefully

Row 2: 3, 24, 16

What operations give us 16 from 3 and 24?
- 24 - 8 = 16, and 8 = 3 + 5? Not helpful.
- 24 ÷ 1.5 = 16, and 1.5 = 3 ÷ 2? Interesting!

So: 24 ÷ (3 ÷ 2) = 24 × (2/3) = 16 ✓

Let me verify this pattern on other rows!

Step 8: Test the pattern "third = second ÷ (first ÷ 2)" or equivalently "third = second × 2 ÷ first"

Row 1: -2, -9, -11
- (-9) × 2 (-2) = (-9) × 2 ÷ (-2) = (-18) (-2) = 9 ≠ -11

That doesn't work.

Step 9: Let me try yet another approach - maybe it's simpler

Looking again at Row 1: -2, -9, -11
This clearly shows: -2 + (-9) = -11

For Row 3: -14, 19, 1
If the pattern is addition: -14 + 19 = 5, not 1
But what if it's subtraction in a specific order?
19 - 14 = 5 (still not 1)
|-14| - 19 = 14 - 19 = -5 (not 1)
19 - |-14| = 19 - 14 = 5 (not 1)

Wait! What if it's: |-14 - 19| mod something? Or some other operation?

Actually, let me try: (-14) + 19 = 5, and then 5 - 4 = 1. But where does 4 come from?

Hmm, what if the middle number relates to the position? Row 3, so subtract 4? That seems arbitrary.

Step 10: Let me check if there's a consistent pattern across all rows using absolute values or other operations

Actually, wait. Let me reconsider Row 2: 3, 24, 16

What if the pattern is different for positive vs negative numbers?

Or what if I'm overthinking this? Let me check simple arithmetic again:

Row 2: Could it be 24 - 3 - 5 = 16? Where does 5 come from?
Or: 3 × 5 + 1 = 16? And 24 = 3 × 8? So 8 - 5 = 3? Getting complicated.

Let me try: gcd(3, 24) = 3, and 24 ÷ 3 = 8, and 16 ÷ 8 = 2? Not seeing it.

Step 11: Fresh perspective - what if the question is asking something different?

Maybe I need to find what's missing or identify which number doesn't fit? Or find a relationship that applies to all?

Let me check sums of each row:
- Row 1: -2 + (-9) + (-11) = -22
- Row 2: 3 + 24 + 16 = 43
- Row 3: -14 + 19 + 1 = 6

No obvious pattern.

Column sums:
- Col 1: -2 + 3 + (-14) = -13
- Col 2: -9 + 24 + 19 = 34
- Col 3: -11 + 16 + 1 = 6

No obvious pattern either.

Step 12: Let me reconsider the most likely pattern

Given that Row 1 clearly shows -2 + (-9) = -11, let me assume the pattern is "first + second = third" and see if I made an error elsewhere.

Row 2: 3 + 24 = 27, but we have 16. Difference is 11.
Row 3: -14 + 19 = 5, but we have 1. Difference is 4.

Hmm, 11 and 4... do these relate to anything?
11 = ? and 4 = ?

Wait! What if the pattern involves the row number?
- Row 1: -2 + (-9) = -11 (no adjustment needed, or adjustment = 0)
- Row 2: 3 + 24 = 27, and 27 - 11 = 16 (adjustment = 11)
- Row 3: -14 + 19 = 5, and 5 - 4 = 1 (adjustment = 4)

Is there a pattern in 0, 11, 4? Not obviously.

Actually, let me reconsider completely. What if I've been looking at this wrong?

Step 13: What if the task is to identify which cell breaks the pattern, or find a missing value?

Looking at the image again mentally... all cells are filled. So maybe the question is to verify the pattern or find which one is incorrect?

If Row 1 follows "first + second = third", then:
- Row 2 should be: 3 + 24 = 27, but it shows 16
- Row 3 should be: -14 + 19 = 5, but it shows 1

So two rows don't follow the pattern. That suggests the pattern isn't simply "first + second = third".

Step 14: Let me try a completely different approach

What if each column has a pattern?

Column 1: -2, 3, -14
- (-2) + 3 = 1, and 1 - 15 = -14? No.
- 3 - (-2) = 5, and -14 + 5 = -9? No.

What about: (-2) × 3 = -6, and -6 - 8 = -14? No.

Let me try: (-2) + 3 + (-14) = -13

Column 2: -9, 24, 19
- (-9) + 24 = 15, and 15 + 4 = 19 ✓

Column 3: -11, 16, 1
- (-11) + 16 = 5, and 5 - 4 = 1 ✓

Interesting! For columns 2 and 3, the pattern is: first + second ± 4 = third

But for column 1: (-2) + 3 = 1, and we'd need 1 - 15 = -14. That doesn't match.

Unless... let me check if there's a different constant for each column?

Col 1: (-2) + 3 = 1, need to get -14, so subtract 15
Col 2: (-9) + 24 = 15, need to get 19, so add 4
Col 3: (-11) + 16 = 5, need to get 1, so subtract 4

The adjustments are: -15, +4, -4. No clear pattern.

Step 15: Let me step back and think about what the actual question might be

Since no explicit question was given with the image, perhaps the task is to:
1. Find the pattern
2. Identify an error
3. Complete the grid (but it's already complete)
4. Calculate something specific

Given that this appears to be a puzzle, and Row 1 clearly shows -2 + (-9) = -11, let me assume this IS the intended pattern, and perhaps there's an error in the grid, or perhaps I need to identify which numbers don't fit.

Actually, you know what, let me reconsider Row 2 one more time with fresh eyes:

3, 24, 16

What if it's not about the first two giving the third, but about relationships between all three?

- 24 3 = 8
- 16 ÷ 8 = 2
- So: 24 ÷ 3 = 8, and 16 = 8 × 2

Or: 24 = 3 × 8, and 16 = 8 × 2

Hmm, so we have factors of 8 appearing?

Let me check Row 1 with this lens:
- (-9) ÷ (-2) = 4.5
- (-11) ÷ 4.5 ≈ -2.44
Not clean.

Row 3:
- 19 ÷ (-14) ≈ -1.36
- 1 ÷ (-1.36) ≈ -0.74
Not clean either.

Step 16: Final attempt - let me check if there's a magic square property or similar

In a magic square, all rows, columns, and diagonals sum to the same value.

Row sums: -22, 43, 6
Column sums: -13, 34, 6
Diagonals: -2 + 24 + 1 = 23, and -11 + 24 + (-14) = -1

Not a magic square.

Step 17: Conclusion

After extensive analysis, the clearest pattern I can identify is in Row 1: -2 + (-9) = -11

However, this pattern doesn't hold for Rows 2 and 3 with the given numbers. This suggests either:
1. There's a more complex pattern I haven't identified
2. The grid contains errors
3. The task is something different than finding a consistent pattern

Without a specific question stated, I cannot provide a definitive "answer." However, based on the most straightforward interpretation (that Row 1 establishes the pattern), if the task is to verify or complete the grid using "first + second = third":

- Row 2 should have: 3 + 24 = 27 (not 16)
- Row 3 should have: -14 + 19 = 5 (not 1)

Final Answer:
The pattern in Row 1 is: first number + second number = third number (-2 + (-9) = -11). However, this pattern does not hold for Rows 2 and 3 with the given values. If applying this pattern consistently:
- Row 2 should be: 3, 24, 27
- Row 3 should be: -14, 19, 5
Parent Tip: Review the logic above to help your child master the concept of math practice cards.
Print Download

How to use

Click Print to open a print-ready version directly in your browser, or use Download to save the file to your device. The ⭐ Answer button generates an AI answer key instantly - useful for teachers who need a quick reference. Need a different version? Our AI Worksheet Generator lets you create a custom worksheet on any topic in seconds.

(view all math practice cards)

Set 4 Math Flash Cards Addition Subtraction Multiplication ...
Using Math Flash Cards to Teach Various Concepts
Division-Flash Card - Creative Educational Aids
Flash Card Math Games - The Happy Housewife™ :: Home Schooling
Math Facts Combo Set Pocket Flash Cards! T-23906
Flash Cards | Math Flash Cards
Bridge the Gap! Math Practice Cards - Gr. 1 at Lakeshore Learning
Math Flash Cards - Apps on Google Play
MATH FLASH CARDS S2 ADDITION ET-561 - LEARNING AID FOR KIDS
Grade 1-5 All Facts Math Flash Card Box Set Math