Problem Solving Addition and Subtraction (Whole Number's)

1. Estimate the difference to the nearest hundred: 836 – 576

2. Estimate the sum to the nearest hundred: 75 + 349 + 67

3 Estimate the sum. What is a reasonable range for the answer to this problem? 9,542 + 684

• 1,000 to 9,999

• 10,000 to 11,000

• 20,000 to 21,000

• 100,000 to 110,000

Joshua’s mom had $120 to spend at the store. She had items that cost $63, $28, and $12 in her basket. About how much money would she have left? (Clue: Round all 3 items to the nearest tens, then add, & finally subtract from 120)

Florida theaters have 2,170 fewer movie screens than California theaters. Florida theaters have 2,572 movie screens. How many do California theaters have?

• 402

• 4,642

• 4,742

• 4,800

A candy factory makes 3 types of candy: gummy bears, lollipops, and chocolate bars. The factory made a total of 41,524 pieces of candy in one day. There were 14,050 gummy bears, 11,309 lollipops, and the rest were chocolate bars. How many chocolate bars were made that day?

• 30,215 chocolate bars

• 27,497 chocolate bars

• 25,359 chocolate bars

• 16,165 chocolate bars

Mrs. Burrows flew 3,509 miles for business trips in one year. The following year she flew 10,347 miles. How many more miles did she fly in the second year than in the first?

• 6,242 miles

• 6,838 miles

• 6,848 miles

• 7,242 miles

Maria had $787 in her bank account. Then, she deposited $92 into this bank account. Later that day, she bought a TV for $486. How much money did she have in her bank account after she bought the TV?

Select the bar model that best represents the problem:

Tim and Becky went on a trip to pick strawberries with their mother. They picked a total of 589 strawberries. Becky said that she had 263 strawberries. She wanted to know how many strawberries Tim picked.

• 
• 
• 
• 

A square garden plot has a length of 14 feet. What is the perimeter of this garden? (Clue: Squares have equal sides and with perimeter of polygons, you add all sides)

• 28 feet

• 56 feet

• 60 feet

• 196 feet