 # Estimating Sums to the Nearest 10 and 100

## Presentation on theme: "Estimating Sums to the Nearest 10 and 100"— Presentation transcript:

Estimating Sums to the Nearest 10 and 100

Part 1:Estimating Sums to the Nearest Ten

Practice # 1: Round to the nearest ten. Estimate each sum.
_ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 10. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 2: Round to the nearest ten. Estimate each sum.
_ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 10. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 3: Round to the nearest ten. Estimate each sum.
_ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 10. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 4: Round to the nearest ten. Estimate each sum.
_ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 10. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 5: Round to the nearest ten. Estimate each sum.
_ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 10. 2. Then add. Copyright © 2010 Kelly Mott

Part 2:Estimating Sums to the Nearest Hundred

Practice # 1: Round to the nearest 100. Estimate each sum.
_ _ _ _ _ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 100. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 2: Round to the nearest 100. Estimate each sum.
_ _ _ _ _ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 100. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 3: Round to the nearest 100. Estimate each sum.
_ _ _ _ _ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 100. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 4: Round to the nearest 100. Estimate each sum.
_ _ _ _ _ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 100. 2. Then add. Copyright © 2010 Kelly Mott

Practice # 5: Round to the nearest 100. Estimate each sum.
_ _ _ _ _ _ _ _ _ _ _ _ + + + + Steps: 1. Round each to the nearest 100. 2. Then add. Copyright © 2010 Kelly Mott