Estimate
Bar Models
Difference/Sum
Comparing
Input/Output
100

The best estimate of the difference of 

65-26

40

100

A restaurant sells 45 pounds of beef on Monday. On Tuesday morning, the restaurant sells 40 pounds of chicken. How many total pounds of beef and chicken did the restaurant sell this week? 

85

100

450+325+93=

868


100

Greater or Less Than 

567

456

567>456

100

Lucas turned into a fish. He gained 10 scales every week. He started the week with 7 fish scales. What is the pattern that shows Lucas's fish scales. 

7,17,27,37,47,57

200

The best estimate of the sum of 269 and 348

600

200

Bob has 394 Pokémon cards. He tripped and lost 282 Pokémon cards. How many Pokémon cards does he have left? 

112 Pokémon cards

200

787-220

567

200
618 ____ 628

618<628

200

Emma and Stewart are siblings. 

When Emma is 6.... Stewart is 12 

When Emma is 7..... Stewart is 13

When Emma is 10.... Stewart is 16 

What is their pattern? 

Stewart is years 6 older
300

The best estimate of the sum of

465+635

1,100

300

Mrs. Schwarz has 345 tomatoes. 

Mr. Nguyen has 135 tomatoes. 

Mrs. Lewis has 64 tomatoes. 

How many tomatoes do the teachers have? 

544 tomatoes

300

Find the difference between 900-134=

766

300

Monica and Chandler have stickers. Monica has 123 more stickers than Chandler. Chandler has 324 stickers. How many stickers does Monica have? 


447 stickers

300

Marcie mowed 1 yard each day for a week. She earned $15 for each yard. She started with $10. Which pattern shows how Marcie earned her money throughout the week. 

$10, $25, $40, $55 

400

The school store is selling items 

Pencils- $274

Erasers-$304

Markers-$459

 
What is the best estimate of the difference between the pencils and markers?

$200

400

Za'Miliae and Jaelynne have trash bags. 

Za'Miliae has 415 more trash bags than Jaelynne. Jaelynne has 132 trash bags. How many trashbags does Za'Miliae have?

547 trashbags

400

Find the difference between 776 and 699

77

400

Morgan and Mrs. Morgan have books. Mrs. Morgan has 345 more books than Morgan. Morgan has 543 books. How many books does Mrs. Morgan have? 

888 books

400

Taylor and Sydney are sisters. Here are their ages. 

Taylor is 4.....Sydney is 8 

Taylor is 6...Sydney is 10 

Taylor is 8..... Sydney is 12

What is the pattern between their ages? 

Taylor is 4 years younger 

Sydney is 4 years older 

500

The school store is selling items 

Pencils- $274

Erasers-$304

Markers-$459

 
What is the best estimate of the difference between the makers and erasers? 

$200

500

Za'Miliae and Jaelynne have trash bags. 

Za'Miliae has 415 more trash bags than Jaelynne. Jaelynne has 132 trash bags. 

How many trash bags do they have in all? 

679 trashbags


500

Chad had 312 tickets from the arcade. Kyle had 442 tickets from the arcade. How many more tickets did Kyle win than Chad? 

130

500

Noah has 567 tickets. Amari had 543 tickets. How many more tickets does Noah have than Amari? 

24 tickets

500

Input 12..... Output 20

Input 13....output 21

input 14.... output 22 

What would be the output if my input is 16

24

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