The Morris family, including Harper, Isla, and Luna, went on a summer vacation to the beach. They collected 425 shells in all. Harper collected 160 shells, and Isla collected 128 shells. How many shells did Luna and the rest of the family collect?

• 137

• 265

• 297

• 713

Mrs. Miller's class sold 125 boxes of cookies. Mr. Toler's class sold 128 boxes. Mrs. Burn's class sold 5 more boxes than Mrs. Miller's class. How many boxes did the three classes sell in all?

During a fall field trip, Avery, Lily, and Ethan were collecting leaves for a science project. Avery collected 87 leaves, Lily collected 43 leaves, and Ethan collected 196 leaves. How many more leaves did Ethan collect than Avery and Lily combined?

• 66

• 109

• 153

• 326

Grace, Zoe, and Mason went on a road trip and decided to count the number of red cars they saw. Grace counted 62 red cars, Zoe counted 81 red cars, and Mason counted 73 red cars. How many total red cars did Grace and Mason count?

• 216

• 154

• 143

• 135

Maya, Abigail, and Grace are participating in a school recycling project. Maya's class (Class A) saved 110 bottles, Abigail's class (Class B) saved 320 bottles, and Grace's class (Class C) saved 215 bottles. The school wants to save 950 bottles in total. How many more bottles does the school need to save?

• 305

• 415

• 520

• 645

Samuel, Michael, and Anika are third-grade students who usually have 15 minutes of recess time. Last week, their teacher decided to give them 5 extra minutes of recess on Monday and Tuesday. Which equation can be used to find how many minutes of recess they had in all on Monday and Tuesday?

• 15 + 5 + 5 =

• (15 + 5) + (15 + 5) =

• (15 + 5) - (5 + 5) =

• (15 + 15 + 15) + (5 + 5) =

Charlotte baked 213 cookies for a charity event at her school. Olivia, her best friend, baked 147 more cookies than Charlotte for the same event.

Which equation could be used to find the total number of cookies baked by both Charlotte and Olivia?

• 213 + 213 – 147 =

• 213 + 213 + 147 =

• 213 + 147 =

• 213 + 147 + 147 =