Quiz: Rounding Decimals and Estimating Sums and Differences
Name:______________________ Period:_____________________ Date:______________________
1. Round 9.56303 to the ten-thousandths place. Use The Rounding Game rap.
2. Round $67.37 to the nearest WHOLE dollar with NO CENTS.
3. Use rounding to estimate. 49.59 + 16.22 =
4. Use front-end estimation to estimate. 27.09 -12.05
5. Use clustering to estimate. $3.33 + $3.45 + $2.78 + $2.99 =
Bonus Question (5 pts.): What is 67, 234.63992 rounded to the nearest thousandth? This is a hard one, because you will have to carry a number and change two numbers, not just the number in the circle. Think about adding 21 + 39 together. You'll have to treat this problem the same way.