1-6 Rounding Whole Numbers/Decimals
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1-6 Rounding Whole Numbers/Decimals 1-6 Rounding Whole Numbers/Decimals Presentation Transcript

  • 1-6 Rounding WholeNumbers & Decimals Math Notes Number Sense 1.1
  • Review23,568.471
  • Review 23,568.471Tell what digit is in each given place.
  • Review 23,568.471Tell what digit is in each given place. tens
  • Review 23,568.471Tell what digit is in each given place. tens tenths
  • Review 23,568.471Tell what digit is in each given place. tens tenths hundreds
  • Review 23,568.471Tell what digit is in each given place. tens tenths hundreds hundredths
  • Review 23,568.471Tell what digit is in each given place. tens tenths hundreds hundredths thousands
  • Review 23,568.471Tell what digit is in each given place. tens tenths hundreds hundredths thousands thousandths
  • Review 23,568.471Tell what digit is in each given place. tens 6 tenths hundreds hundredths thousands thousandths
  • Review 23,568.471Tell what digit is in each given place. tens 6 tenths 4 hundreds hundredths thousands thousandths
  • Review 23,568.471Tell what digit is in each given place. tens 6 tenths 4 hundreds 5 hundredths thousands thousandths
  • Review 23,568.471Tell what digit is in each given place. tens 6 tenths 4 hundreds 5 hundredths 7 thousands thousandths
  • Review 23,568.471Tell what digit is in each given place. tens 6 tenths 4 hundreds 5 hundredths 7 thousands 3 thousandths
  • Review 23,568.471Tell what digit is in each given place. tens 6 tenths 4 hundreds 5 hundredths 7 thousands 3 thousandths 1
  • 3,840Round 3,840 to the nearest hundred.
  • 3,840Round 3,840 to the nearest hundred.STEP ONE: Find the hundreds place.
  • 3,840Round 3,840 to the nearest hundred.STEP ONE: Find the hundreds place.
  • 3,840 Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place.STEP TWO: Look at the digit to the RIGHT.
  • 3,840 Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place.STEP TWO: Look at the digit to the RIGHT.
  • 3,840 Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down.
  • 0-4 Round DOWN 3,840 underlined digit stays the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down.
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down.
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. 3,840
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. 3,840
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Underlined # 3,840 and the # before stays the same.
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Underlined # 3,840 and the # before stays the same. 8
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Underlined # 3,840 and the # before stays the same. 3,8
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Underlined # 3,840 The #s after and the # before becomes zeroes. stays the same. 3,8
  • 0-4 5-9 Round DOWN Round UP 3,840 underlined Add ONE to the digit stays underlined digit. the same. Round 3,840 to the nearest hundred. STEP ONE: Find the hundreds place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Underlined # 3,840 The #s after and the # before becomes zeroes. stays the same. 3,800
  • Here’s why...
  • Here’s why...Round 3,840 to the nearest hundred.
  • Here’s why...Round 3,840 to the nearest hundred. halfway3,800 3,900
  • Here’s why...Round 3,840 to the nearest hundred. 3,840 halfway3,800 3,900
  • Here’s why...Round 3,840 to the nearest hundred. 3,840 halfway3,800 3,900Is 3,840 closer to 3,800 or 3,900?
  • Here’s why...Round 3,840 to the nearest hundred. 3,840 halfway3,800 3,900Is 3,840 closer to 3,800 or 3,900?That’s why we round 3,840 to 3,800.
  • 56.08Round 56.08 to the nearest tenth.
  • 56.08Round 56.08 to the nearest tenth.STEP ONE: Find the tenths place.
  • 56.08Round 56.08 to the nearest tenth.STEP ONE: Find the tenths place.
  • 56.08 Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place.STEP TWO: Look at the digit to the RIGHT.
  • 56.08 Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place.STEP TWO: Look at the digit to the RIGHT.
  • 56.08 Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down.
  • 0-4 Round DOWN 56.08 underlined digit stays the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down.
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down.
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. 56.08
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Add 1 to the 56.08 underlined # and the #s before stays the same.
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Add 1 to the 56.08 underlined # and the #s before stays the same.
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Add 1 to the 56.08 underlined # 1 and the #s before stays the same.
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Add 1 to the 56.08 underlined # and the #s before stays the same. 56. 1
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Add 1 to the 56.08 The #s after underlined # becomes zeroes. and the #s before stays the same. 56. 1
  • 0-4 5-9 Round DOWN Round UP 56.08 underlined Add ONE to the digit stays underlined digit. the same. Round 56.08 to the nearest tenth. STEP ONE: Find the tenths place. STEP TWO: Look at the digit to the RIGHT.STEP THREE: Determine if you Round Up or Down. Add 1 to the 56.08 The #s after underlined # becomes zeroes. and the #s before stays the same. 56. 10
  • Here’s why...
  • Here’s why...Round 56.08 to the nearest hundred.
  • Here’s why...Round 56.08 to the nearest hundred. halfway56.00 56.10
  • Here’s why...Round 56.08 to the nearest hundred. 56.08 halfway56.00 56.10
  • Here’s why...Round 56.08 to the nearest hundred. 56.08 halfway56.00 56.10Is 56.08 closer to 56.00 or 56.10?
  • Here’s why...Round 56.08 to the nearest hundred. 56.08 halfway56.00 56.10Is 56.08 closer to 56.00 or 56.10?That’s why we round 56.08 to 56.10.