Copyright©amberpasillas2010 Decimal Place Value Review Rounding Review Perimeter & Area Review.

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copyright©amberpasillas2010 Decimal Place Value Review Rounding Review Perimeter & Area Review

copyright©amberpasillas2010 ___, ___ ___ ___ ___ ___ ___ ___ Thousands Hundreds Tens Ones Ten ths Hundred ths Thousand ths Ten Thousandths Read as 243 and 16 hundredths Decimals are read as “and”

copyright©amberpasillas2010 ___, ___ ___ ___ ___ ___ ___ ___ Thousands Hundreds Tens Ones Ten ths Hundred ths Thousand ths Ten Thousandths Read as 4 and 238 thousandths

copyright©amberpasillas2010 ___, ___ ___ ___ ___ ___ ___ ___ Thousands Hundreds Tens Ones Ten ths Hundred ths Thousand ths Ten Thousandths Read as 29 and 13 thousandths

copyright©amberpasillas2010 ___, ___ ___ ___ ___ ___ ___ ___ Thousands Hundreds Tens Ones Ten ths Hundred ths Thousand ths Ten Thousandths Read as 1 ten thousandths

copyright©amberpasillas2010 Find the number. Circle it. Look next door. 4 or less just ignore. 5 or more add one more.

Round to the nearest tenths Round to the nearest hundredths

copyright©amberpasillas2010 Perimeter – (P) (P) The distance around a figure. 10 ft. 6 ft ft.

copyright©amberpasillas2010 PERIMETER: Is the distance around a figure. When you add the sides you are adding the units. When you add units, your units DO NOT CHANGE! If this rectangle has units in inches, then you are adding in + in + in + in = in You must include units in every answer!

copyright©amberpasillas2010 Perimeter – (P) The distance around a figure. 5.1m 8.3 m m Perimeter units don’t change! 62

copyright©amberpasillas2010 The Area o f a figure is the number of square units n eeded to cover it. A = 2 3 A = 6 square units A = 6 units 2 2 3

copyright©amberpasillas2010 PERIMETER: Is the distance around a figure. in = AREA: Is the square units that cover a figure. length width= in in = in 2 VOLUME: The number of cubic units inside a figure. length width height in in in = in 3 length width height squared cubed width

copyright©amberpasillas2010 THE END!!! Take out your study guide

copyright©amberpasillas2010 SAY THESE DECIMALS 0.6 Six tenths and 42 hundredths and 135 thousandths and 412 ten-thousandths hundred-thousandth and 213 millionths and 114 ten millionths #12

copyright©amberpasillas2010 Calculate Perimeter With Decimals Perimeter – (P) The distance around a figure. 4.1 in. 3.2 in #13. in. Perimeter units don’t change! 41