This Grade 4 worksheet extends rounding to the nearest 1,000 by examining the hundreds digit of four-digit numbers like 2,547 and 4,328. It also introduces estimation, asking Grade 4 students to round addends like 78 and 23 first and then add to estimate sums. Fill-in and matching items build fluency with both rounding and estimating reasonable totals. Aligned to CCSS 4.NBT.3.

Style:
Busy Bee
Estimation and Rounding
Grade 4
★ Part A: Fill in the Blank
Write the missing word or number on each line.
1) Grade 4: 2,547 rounded to the nearest 1,000 is 3000.
2) Grade 4: 4,328 rounded to the nearest 1,000 equals 4000.
3) In Grade 4, 7,892 rounded to the nearest 1,000 is 8000.
4) Grade 4: 1,499 rounded to the nearest 1,000 is 1000.
5) Grade 4 estimate: 78 + 23 rounds to about 100 using nearest tens.
6) Grade 4 estimate: 412 + 289 is about 700 using nearest hundreds.
7) Grade 4: 5,500 rounded to the nearest 1,000 is 6000.
8) Grade 4 estimate: 63 + 38 is about 100 using nearest tens.
9) In Grade 4, 9,250 rounded to the nearest 1,000 is 9000.
★ Part B: Matching
Match each item on the left to the correct answer on the right.
1) Match each item to its correct answer.
Grade 4: 3,612 rounded to nearest 1,000
4000
4000
Grade 4: 6,489 rounded to nearest 1,000
6000
6000
Grade 4 estimate: 47 + 52 to nearest 10
100
100
Grade 4 estimate: 198 + 305 to nearest 100
500
500
🎯

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