More Math Brain Glitches

More examples of how you can’t take your brain seriously sometimes.

Addition Error

p1.1
First column: 6+9+8+9=42?

 

Division Error

p1.2
(4 goes into 6) 4 times?

 

Copying the problem incorrectly

p1.3
130.59 was supposed to be 139.59

Subtraction Error

p2.1
14-8=2?

The math doesn’t match the question.

p5.1p5.12


Misreading the given facts.

p6.1

p6.2
How did the 63 fish become 64?

 

Misreading the number line.

p12.1
How many lines after 0.3?

Failure to regroup

p15.1
7 + 5 = 2 carry the 1

Failure to count decimal places

p16.1
1 place + 1 place = ?

Always check the easiest problems

p16.2
5 * 4 = 25?