Exercise your mental math skills by combining these four digits into a single target number.

#PragProgBrainTeasers #A1AB7A

Test your puzzle know-how as you enter the values 1-9, one digit per square. The numbers shown between each group of 4 represents that group's sum. No repeated digits.

#PragProgBrainTeasers #ps0P

Have fun with math as you solve the integer number for the question mark:

🦨 = 😀 - 7
😀 = 2 X 🐔 - 2
🐔 = 🦨 + 4
2 X 🦨 + ? = 🐔

#PragProgBrainTeasers

Fill each column with the digits 1 through 6 without repeating or omitting digits so the sums in the right column are the total of each row. A digit may appear more than one across rows.

#PragProgBrainTeasers #rs13

Challenge yourself: Create creative math combos of four digits to hit the target value.

#PragProgBrainTeasers #2F5ACA

Have fun and complete the grid! Each number shows the size of a cell's group. Groups connect across cell sides, but not diagonals. Groups of the same size never touch. Solutions may not be unique.

#PragProgBrainTeasers #bl02

Here's a fun puzzle! Enter the digits 0 to 9 in each row, without repeats or omissions. Sums for each column are at the bottom.

#PragProgBrainTeasers #zg2

To solve this puzzle, enter the digits 1 through 9 into the empty squares. The puzzle is correct when the sums across each line match your digits.

#PragProgBrainTeasers #CCF

Complete the puzzle by entering 1 or 0 into each empty square. Match the rule between squares to the sum of each group of four squares.

Solutions may not be unique.

#PragProgBrainTeasers #bits0C

Think outside the box and craft equations using these four digits to reach the target number.

#PragProgBrainTeasers #1A76E4

Test your puzzle know-how as you enter the values 1-9, one digit per square. The numbers shown between each group of 4 represents that group's sum. No repeated digits.

#PragProgBrainTeasers #ps0Q

(4, 12, 4), (1, -2, -4), (3, 12, 6), (10, 13, ?), (2, 5, 1)

#PragProgBrainTeasers

Test your skills and combine four digits with a single target in mind. Each digit must be used, but only once!

#PragProgBrainTeasers #9063E0

Here's a fun puzzle! Enter the digits 0 to 9 in each row, without repeats or omissions. Sums for each column are at the bottom.

#PragProgBrainTeasers #zgB

To solve this puzzle, enter the digits 1 through 9 into the empty squares. The puzzle is correct when the sums across each line match your digits.

#PragProgBrainTeasers #CC18

Using every grid square, connect matching numbers. Each number is an end point. Lines can't branch or cross. Only one line may pass through or end in any grid square. No diagonals.

#PragProgBrainTeasers #nl11

Read more about this kind of puzzle: https://en.wikipedia.org/wiki/Numberlink?A01

Exercise your mental math skills by combining these four digits into a single target number.

#PragProgBrainTeasers #983112

Test your puzzle know-how as you enter the values 1-9, one digit per square. The numbers shown between each group of 4 represents that group's sum. No repeated digits.

#PragProgBrainTeasers #ps0D

Have fun with math as you solve the integer number for the question mark:

2 X 🦊 = 🐌 + 11
🦩 + 🐌 = 7
🦊 + 🦩 = 11
🐌 + ? = 7

#PragProgBrainTeasers

Fill each column with the digits 1 through 6 without repeating or omitting digits so the sums in the right column are the total of each row. A digit may appear more than one across rows.

#PragProgBrainTeasers #rs8