Partial Sums
Adding 3-Digit with Regrouping
Word problems
100

Add using Partial sums 

231+331

What is 562

100

372+331

What is 704

100

Ms. Molina has 213 pencils and Ms.Syndi has 101 pencils. How many pencils do they have in total? 

What is 314? 

200

Add using Partial Sums 

342+123

What is 465

200

346+261

What is 607

200

Angel has 304 fidget spinners and Adrianna has 524 fidget spinners. How much do they have all together? 

What is 828

300

Add using Partial Sums

457+421

What is 878

300

782+118

What is 900
300

Ms. Castellina bought 345 puppies and Ms. Rudolp bought 605. How many puppies were there in total? 

What is 950

400

Add using Partial Sums

543+451

What is 994

400

897+122

What is 1,019

400

Noah had 674 apples for breakfast and Liam had 332 apples for breakfast. How many apples did they have in total? 

What is 1,006
500

Add using Partial Sums

736+231

What is 967

500

523+542

What is 1,065

500

Teddy chewed 450 toys and Susie chewed 551 toys. How many toys did they chew in total? 

What is 1,001

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