Use rounding to check if an answer is reasonable

Question 1

Estimate 7509 − 2153 by rounding each number to the nearest thousand.

Answer 

Question 2

Zoe added 56 310 + 13 033 and got 69 343. Round to the nearest ten thousand to estimate. Is Zoe's answer reasonable?

• A. yes
• B. no

Question 3

Estimate 7349 − 7011 by rounding each number to the nearest thousand.

Answer 

Question 4

Kofi added 59 035 + 17 601 and got 76 636. Round to the nearest ten thousand to estimate. Is Kofi's answer reasonable?

• A. yes
• B. no

Question 5

Estimate 6293 − 3363 by rounding each number to the nearest thousand.

Answer 

Question 6

Mateo added 31 965 + 26 003 and got 57 968. Round to the nearest ten thousand to estimate. Is Mateo's answer reasonable?

• A. yes
• B. no

Question 7

Estimate 3864 + 2315 by rounding each number to the nearest thousand.

Answer 

Question 8

Mateo added 31 775 + 21 707 and got 53 482. Round to the nearest ten thousand to estimate. Is Mateo's answer reasonable?

• A. yes
• B. no

Question 9

Estimate 2651 + 1411 by rounding each number to the nearest thousand.

Answer 

Question 10

Jamal added 25 540 + 12 515 and got 48 055. Round to the nearest ten thousand to estimate. Is Jamal's answer reasonable?

• A. yes
• B. no

Question 11

Estimate 8796 − 3327 by rounding each number to the nearest thousand.

Answer 

Question 12

Liam added 32 067 + 17 043 and got 39 110. Round to the nearest ten thousand to estimate. Is Liam's answer reasonable?

• A. yes
• B. no

Question 13

Estimate 1840 + 6443 by rounding each number to the nearest thousand.

Answer 

Question 14

Fatima added 67 162 + 11 078 and got 88 240. Round to the nearest ten thousand to estimate. Is Fatima's answer reasonable?

• A. yes
• B. no

Question 15

Estimate 3161 + 6015 by rounding each number to the nearest thousand.

Answer 

Question 16

Nia added 47 923 + 20 334 and got 68 257. Round to the nearest ten thousand to estimate. Is Nia's answer reasonable?

• A. yes
• B. no