Which expression gives the best estimate of 45 percent of 76?
Please give an explanation
Answers
Answer:
If you are any good at arithmetic, it is easy to get an exact answer shown below. The written process is much longer than the calculations required: each line represents one only calculation: the intermediate stages are to better explain the process.
If you are any good at arithmetic, it is easy to get an exact answer shown below. The written process is much longer than the calculations required: each line represents one only calculation: the intermediate stages are to better explain the process.45% of 76 = (45/100)*76 = (45*2/100)*(76/2) = 90% of 38.
If you are any good at arithmetic, it is easy to get an exact answer shown below. The written process is much longer than the calculations required: each line represents one only calculation: the intermediate stages are to better explain the process.45% of 76 = (45/100)*76 = (45*2/100)*(76/2) = 90% of 38.10% of 38 is 3.8
If you are any good at arithmetic, it is easy to get an exact answer shown below. The written process is much longer than the calculations required: each line represents one only calculation: the intermediate stages are to better explain the process.45% of 76 = (45/100)*76 = (45*2/100)*(76/2) = 90% of 38.10% of 38 is 3.8So 90% of 38 is 38 - 3.8 = 34.2