Thursday, 24 August 2017

Problem Solving In Maths

WE HAVE BEEN LEARNING TO CALCULATE PERCENTAGES TO WHOLE NUMBERS AMOUNT USING BENCHMARKS.

I chose these to because I like how I worked them out and I did two different ways.


There are 180 students at Jamie’s school. 30% of them went to camp

How many went on camp? What I do is i times the number together to get 5400 then divide that number by 100 so it will be 54.

Devon’s family went out for dinner. The cost of the meal was $140. They gave a 15% tip.
How much did they tip? 140/10=14 Halved=7+14= 21

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