Peak Rounding Worksheet
Summit Math Series
Peak Rounding
Homework Practice • Rounding Multi-Digit Numbers
Name:
Date:
The Place Value Strategy
1. Write the digits of the number inside the Place Value Chart.
2. Circle the target rounding digit, and underline the neighbor digit to its right.
3. If the neighbor digit is 5 or higher, round up (+1). If it is 4 or less, round down (stay the same).
Section 1: Peak Practice
1 Base Camp
Round 48,253 to the nearest thousand.
1. Write & Analyze
Rounded Answer
2 High Pass
Round 135,782 to the nearest ten thousand.
2. Write & Analyze
Rounded Answer
3 Summit Approach
Round 592,416 to the nearest hundred thousand.
3. Write & Analyze
Rounded Answer
Section 2: Summit Story
4
The Butterfly Migration
Last year, the Glacier Peak Wildlife Preserve counted exactly 276,491 monarch butterflies passing through the valley during migration. To present this data to the city council, the head biologist wants to round this number to the nearest hundred thousand.
Workspace & Place Value Grid
Write the digits of 276,491 above. Circle the target place value, underline the digit to its right, and solve.
Final Rounded Report
butterflies
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★ TEACHER ANSWER KEY & GRADING GUIDE ★
Answer Key
Teacher Facilitation Tips
Check if students successfully circled the target place value digit and underlined the digit directly to its right in the grid. This visual strategy is highly effective for identifying common place-value errors.
Section 1: Peak Practice Solutions
1 Base Camp
Round 48,253 to the nearest thousand.
Key: Circle & Underline
Rounded Answer
48,000
2 High Pass
Round 135,782 to the nearest ten thousand.
Key: Circle & Underline
Rounded Answer
140,000
3 Summit Approach
Round 592,416 to the nearest hundred thousand.
Key: Circle & Underline
Rounded Answer
600,000
Section 2: Summit Story Solution
4
The Butterfly Migration Solution
Round exactly 276,491 monarch butterflies to the nearest hundred thousand.
Expected Strategy & Workspace Solutions
Since 7 is ≥ 5, round the hundred-thousands place UP. (2 + 1 = 3), yielding .