Practice adding 3-digit numbers by lining up place values and adding ones, tens, and hundreds without regrouping.
Read each problem carefully. Add the ones, tens, and hundreds. Show your work in the space provided.
Add hundreds, tens, and ones without carrying
Math - Grade 2-3
- 1
Find the sum: 234 + 125.
- 2
Find the sum: 412 + 326.
- 3
Add 153 + 224.
- 4
A class has 241 blue counting cubes and 328 red counting cubes. How many counting cubes are there in all?
- 5
Find the sum: 620 + 134.
- 6
Add 305 + 482.
- 7
Mia read 123 pages in one book and 456 pages in another book. How many pages did she read altogether?
- 8
Find the sum: 271 + 418.
- 9
Add 132 + 243 + 321.
- 10
A store sold 214 pencils on Monday and 375 pencils on Tuesday. How many pencils did the store sell in all?
- 11
Find the sum: 506 + 273.
- 12
Add 361 + 527.
- 13
A farmer picked 432 apples from one tree and 157 apples from another tree. How many apples did the farmer pick in all?
- 14
Find the missing sum: 245 + 333 = ____.
- 15
A library has 342 storybooks and 216 science books. How many books are there altogether?