Reply To: Challenge Questions

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#30471
KennethWilliams
Keymaster

Thanks for these excellent answers.

For adding/subtracting fractions using bar numbers the best way is to put one of the fractions into alternative form.

So, just as 19 can be written as 2(1) as 19 is close to 20, we note that 3 7/8 is close to 4, so we can write it as 4 (1)/8 – that is 4 minus an eighth.

Then add: 4 9/11 + 4 (1)/8 =…

Please note we will move onto the Challenge Questions – 2 thread for future questions.

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