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d’ASH COLUMN

Learning from Mistakes 3

Choose a strategy for your mistakes

Once you know the patterns in your mistakes, use these common examples to choose what to try next.

Circled R: reading errors

Thinking you have read it can be the trap

“Which is NOT…”
“Select all…”
“Provided that…”

Missing these is a reading error.

You may understand the topic, but
not have read all the way through.

Try this

Underline the conditions

  • “NOT” → underline it
  • “all” → underline it
  • “provided that” → circle it

Pause for just a moment as you read.

That small pause can make a difference.

THE POINT

It may not be a reading-comprehension problem.
Build a habit of pausing at key instructions.

Circled S: setup errors

When the setup goes wrong

You have read the question.
But then…

  • You set up the wrong equation
  • You mishandle the units
  • You remember a formula incorrectly or apply it in the wrong situation

Try this

  • Check the formula
  • Make the units consistent

Ask yourself
→ Have I chosen the right formula?
→ Does that formula apply to this question?
→ Are my numbers in different units?

THE POINT

The right formula and consistent units are essential for getting the right answer.

Circled C: calculation errors

When you know how, but slip along the way

Everything looks right up to a point.
But the final answer is different.

That is a calculation error.

Try this

Write each step on a new line

NG
3+5×2=3+10=13

OK
3+5×2
=3+10
=13

THE POINT

Doing too much in your head can lead to slips.
Making the steps visible can help reduce them.

Circled W: writing errors

When the answer gets lost on the way

You had the right answer, but…

  • You copied it incorrectly
  • You left out the unit
  • You used the wrong answer box

Try this

Point and check before you finish

  • Are the numbers right?
  • Have I included the unit?
  • Is this the right box?

Take a brief moment.

THE POINT

You do not have to redo the whole problem.
Pointing to each part can help you catch a slip.

These may look like small things.
But each one is a step.
Those small steps can become your next d’ASH.

Three steps to fewer mistakes

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