1. Mrs. Ivan is painting her study. She measured the total surface area to be painted and came up with 83.65m2. It will cost $0.20 to cover 1000cm2 with paint. How much will it cost Mrs. Ivan to paint her study? (Round to the nearest cent.) Answer in your math workbook.
BEFORE answering the question tell me what you need to know (mathematically) to answer this questions? (Post your answer.)
you need to know multiplacation, division, mostly steps, and also converting
ReplyDeleteYou need to know how many square centimeters are in a square metre. You also need to know how to divide and mulitply, and when to divide and mulitply.
ReplyDeleteMathematically you need to know that 1m2 = 10 000cm2. You also need to know how to multiply and how to divide.
ReplyDeleteYou need to know how many cm2 there are in a m2, (10`000) and you need to also know how to multiply or divide. (on a calculator or pen and paper)
ReplyDeleteFor this question, you need to know how to convert metric units, how to divide by decimals properly, and you must know how to round to the nearest hundredth.
ReplyDeleteIn order to do this question, you would have to know how to convert from m2 to cm2 to $. Also you have to read this question thouroughly to know the answer. as well you would need to know how to divide with decimals. But above all you need to know how cm2 are in a m2 (10 000).
ReplyDeleteReally thourough comment Luke very impressed
Deleteyou need to know that there are 10 000 cm2 in a m2. Otherwise it is very confusing. You also need to know how to divide, multiply, and convert m2 into cm2. Most importantly you need to know when to divide and mutiply.
ReplyDelete