3.5A Representing Addition and Subtraction

There were 35 pretzels at a bakery. A baker made 20 more pretzels. The baker then sold 11 pretzels. Which equation shows how to find the number of pretzels there are now?

• 35 + 20+ 11 = ?

• 35 - 20 + 11 = ?

• 35 - 20 - 11 = ?

• 35 + 20 - 11 = ?

Tags

CCSS.3.OA.D.8

There were 25 people in a library. Some people left the library and went home. Then there were 13 people remaining in the library. Which number line represents one way to determine the number of people who left the library?

• 
• 
• 
• 

Tags

CCSS.2.NBT.B.7

An art teacher had 736 crayons. She threw away 197 broken crayons. Then she bout 150 more crayons. Which equation shows how to find the number of crayons the art teacher has now?

• 736-197-150=?

• 736-197+150=?

• 736+197+150=?

• 736+197-150?

Tags

CCSS.3.OA.D.8

Anthony saved $600 to redecorate his apartment. He purchased a chair for $276 and a lamp $79. He also wants to purchase a rug. Which equation can be used to find how much money Anthony has left to spend on the rug?

• $600 + $276 + $79= $952

• $600 - $276-$79= $245

• $600 + $276-$79= $797

• $600 + $79-$276= $403

Tags

CCSS.3.OA.D.8

Which picture represents the problem? In the cafeteria, 15 students had cheese sandwiches and 26 students had tuna sandwiches. How many more students had tuna sandwiches than cheese sandwiches?

• 
• 
• 
• 

Tags

CCSS.1.OA.A.1