Kahwai's answer to Hana S.Kumar's Primary 6 Maths Measurement Singapore question.

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Kahwai
Kahwai's answer
232 answers (A Helpful Person)
1st
Average is 140 for 9 numbers

Then total is
9 x 140

And one number is 180

Then the the remaining is 9 x 140 - 180

And average of eight is
(9 x 140 -180) /8
Hana S.Kumar
Hana S.Kumar
3 years ago
thanks