One Step Addition and Subtraction with Regrouping

Find the difference between 437 and 288. What expression below matches your answer?

• 1 hundred + 4 tens + 9 ones

• 1 hundred + 5 tens + 9 ones

• 2 hundreds + 5 tens + 1 one

• 2 hundreds + 4 tens + 9 ones

Which problem would need to take a hundred and regroup to the tens place to find the difference?

• 567 + 312

• 567 - 312

• 567 - 377

• 567 - 319

Which of the following are true about regrouping? (Pick 2)

• In subtraction, regrouping is changing a hundred to 10 tens or a ten to 10 ones.

• Regrouping only happens in addition

• In addition, regrouping is changing 10 ones to a ten or 10 tens to a hundred

• Regrouping is changing a hundred to 10 ones.

What is another way to add 185 + 206 by breaking down each number into place values?

• 300 + 8 + 11

• 300 + 140 + 5

• 1 + 8 + 5 + 2 + 6

• 100 + 200 + 80 + 5 + 6

Solve:
246 + 553 = ?

• 313

• 799

• 809

• 307

Samantha has 123 apples. She buys 78 more and then gives 56 to her neighbor. How many apples does she have left?

• 145

• 134

• 145

• 155

679

+56

• 61215

• 635

• 4635

• 345

• 735

Sara has 23 marbles, and she buys 34 more. How many marbles does she have now?

• 57

• 47

• 67

• 57

Juan has 253 marbles. Ella has 38 more marbles than Juan. How many marbles does Ella have? Ella has _____ marbles.

The bakery made 22 chocolate cupcakes and 49 vanilla cupcakes. How many more vanilla cupcakes than chocolate cupcakes are there?

• 71

• 27

• 28

• 61