4 Rounding Decimals Notes Round to the nearest hundredth.Underline the place value that you are rounding.Circle the number to the right of it.If the number to the right is 5 or greater, round up. If the number is less than 5, the place stays the same.Drop off the numbers to the right of the place value that you are rounding to.-
5 Put these numbers in order from least to greatest: 7. 22, 70. 2, 70 Round these numbers to the nearest hundred:5516,42311,292.14Write inexpanded form:word form:
6 4.981 2.008 0.159 12.602 Round each number to the nearest hundredth. Round each number to the nearest tenth.0.15912.602
7 Round 13.961 to the nearest tenth. Write inexpanded form:word form:Round to the nearest tenth.Round to the nearest hundredth.Estimate $5.21 x $7.98 =
8 3. Round 123.991 to the nearest tenth. Write each decimal in standard form:four tenthsfive and seven hundredthsFill in the blank with >, <, or =23.04 ___ ___ 14.403. Round to the nearest tenth.4. Round to the nearest hundredth.
9 Decimal Computations Adding and Subtracting Decimals *Remember to line up the decimals.Ex: 5.4 – 1.23Ex:
10 Multiplying Decimals Multiply the factors like they are whole numbers. Count how many numbers are to the right of the decimal in the original problem.Begin at the right in the product, count over that many spaces, and put your decimal point.
14 Dividing Decimals Notes Move the decimal in the divisor all the way to the right.Move the decimal point in the dividend the same number of places.Divide as normal.Place the decimal point in the answer in the same point above the place in the dividend.
16 Rounding Decimals for Estimation Estimate $ $2.12.In your head, round to the easiest place.Once numbers are rounded in your head, follow directions.You should be able to estimate all in your head! If you can’t you’ve made it too hard! Round to the easiest place for you!
17 Estimate each answer.$ =71 9 =29 x 3.1 =31 – 6 =