Mrs. Preston's Copy of Estimation with Addition and Subtraction

Question 1

Estimate, then add. 123,456 + 789,100 =

Accepted Answer

900,000

Question 2

Last year, Ty earned 39,800 points in IXL. Now he has a total of 47,012 points? About how many did he score this year?

Accepted Answer

7,000

Question 3

Kia has 25,607 stickers. Max gave her 11,000 more as a gift. About how many stickers does Kia have now?

Accepted Answer

37,000

Question 4

ESTIMATE: 10,168 + 3,110 =

Accepted Answer

13,000

Question 5

Katie and Jackson practiced flashcards. They knew 1,732 answers. If Katie knew 998, about how many did Jackson know?

Accepted Answer

700

Question 6

ESTIMATE: 72,711 - 4,123 =

Accepted Answer

69,000

Question 7

ESTIMATE: 34,002 - 6,987 =

Accepted Answer

27,000

Question 8

ESTIMATE: 21,055 + 14,643 =

Accepted Answer

36,000

Question 9

The population of New York City is 8,804,190. About how many people live in New York City?

Accepted Answer

9 million

Question 10

Decklyn showed Dottie 315 cartoons he drew. He had 187 that he didn&#x27;t show her. ABOUT how many did he have in all?

Accepted Answer

500

Question 11

71,046 people live in JC. 55,442 live in Kpt. 60,833 live in Bristol. About how many people live in the Tri-Cities?

Accepted Answer

190,000, 187,000

Question 12

Before she was a teacher, Zoe had 118 books. Now she has 4,120! About how many did she buy once she was a teacher?

Accepted Answer

4,000

Questions 12