Erfana Beevee Binte Hassan Shariff's answer to JJ's Primary 5 Maths Whole Numbers Singapore question.
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Because EQUAL number of red and blue marbles are added, the DIFFERENCE between the red and blue marbles REMAIN THE SAME. 1680 -540=1140 (difference before adding)
After adding, the difference is 2units - 1unit= 1 unit
So, 1 unit=1140
You may want to continue from here after this :)
After adding, the difference is 2units - 1unit= 1 unit
So, 1 unit=1140
You may want to continue from here after this :)
Date Posted:
2 months ago
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