Skill you are practising: Measurements using assorted objects

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Use s from the holding area to measure the black line. You can drag and drop the s to align with the black line.

The line is about s long.


Oh no! That was incorrect!

Correct answer is:


Here is an explanation

First, let's check the question

Use s from the holding area to measure the black line. You can drag and drop the s to align with the black line.


The line is about s long.


Your incorrect answer is:

Next, let's check the solution.

Start with placing left end of one at the left end of the line.

Keep on placing more s after one another just below and to the end of the black line, make sure that there are no spaces or overlaps between s


Once you cover the line with s, count how many s you've used. That would be our answer.

Based on the number of s you've placed under the line, it is quite clear that the line is about s long.