GRADE 3 MATHS WORKSHEETS: Addition
Adding whole hundreds, 3 addends with answers
Additional resources for grade 3 students
Download grade 3 worksheet:
"Adding whole hundreds, 3 addends with answers" (5 pages with answers in PDF).
Grade 3 worksheets: adding whole hundreds 3 addends. Page 1.
| 200 | + | 100 | + | 300 | = | __ | 800 | + | 500 | + | 500 | = | __ | |
| 100 | + | 500 | + | 900 | = | __ | 900 | + | 300 | + | 600 | = | __ | |
| 900 | + | 400 | + | 600 | = | __ | 900 | + | 700 | + | 900 | = | __ | |
| 500 | + | 600 | + | 600 | = | __ | 900 | + | 600 | + | 200 | = | __ | |
| 800 | + | 500 | + | 600 | = | __ | 700 | + | 500 | + | 300 | = | __ | |
| 900 | + | 400 | + | 500 | = | __ | 400 | + | 100 | + | 500 | = | __ | |
| 900 | + | 900 | + | 300 | = | __ | 200 | + | 100 | + | 500 | = | __ | |
| 700 | + | 200 | + | 500 | = | __ | 700 | + | 600 | + | 700 | = | __ | |
| 300 | + | 900 | + | 400 | = | __ | 600 | + | 400 | + | 200 | = | __ | |
| 500 | + | 200 | + | 300 | = | __ | 500 | + | 500 | + | 200 | = | __ | |
| 300 | + | 800 | + | 500 | = | __ | 900 | + | 600 | + | 700 | = | __ | |
| 200 | + | 400 | + | 700 | = | __ | 100 | + | 600 | + | 400 | = | __ | |
| 400 | + | 300 | + | 600 | = | __ | 800 | + | 800 | + | 900 | = | __ | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 1.
ANSWERS.| 200 | + | 100 | + | 300 | = | 600 | 800 | + | 500 | + | 500 | = | 1800 | |
| 100 | + | 500 | + | 900 | = | 1500 | 900 | + | 300 | + | 600 | = | 1800 | |
| 900 | + | 400 | + | 600 | = | 1900 | 900 | + | 700 | + | 900 | = | 2500 | |
| 500 | + | 600 | + | 600 | = | 1700 | 900 | + | 600 | + | 200 | = | 1700 | |
| 800 | + | 500 | + | 600 | = | 1900 | 700 | + | 500 | + | 300 | = | 1500 | |
| 900 | + | 400 | + | 500 | = | 1800 | 400 | + | 100 | + | 500 | = | 1000 | |
| 900 | + | 900 | + | 300 | = | 2100 | 200 | + | 100 | + | 500 | = | 800 | |
| 700 | + | 200 | + | 500 | = | 1400 | 700 | + | 600 | + | 700 | = | 2000 | |
| 300 | + | 900 | + | 400 | = | 1600 | 600 | + | 400 | + | 200 | = | 1200 | |
| 500 | + | 200 | + | 300 | = | 1000 | 500 | + | 500 | + | 200 | = | 1200 | |
| 300 | + | 800 | + | 500 | = | 1600 | 900 | + | 600 | + | 700 | = | 2200 | |
| 200 | + | 400 | + | 700 | = | 1300 | 100 | + | 600 | + | 400 | = | 1100 | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 2.
| 600 | + | 300 | + | 700 | = | __ | 600 | + | 300 | + | 900 | = | __ | |
| 800 | + | 800 | + | 300 | = | __ | 700 | + | 800 | + | 500 | = | __ | |
| 700 | + | 900 | + | 500 | = | __ | 700 | + | 900 | + | 500 | = | __ | |
| 400 | + | 200 | + | 300 | = | __ | 900 | + | 300 | + | 300 | = | __ | |
| 400 | + | 800 | + | 900 | = | __ | 900 | + | 500 | + | 700 | = | __ | |
| 800 | + | 600 | + | 400 | = | __ | 500 | + | 600 | + | 400 | = | __ | |
| 300 | + | 900 | + | 400 | = | __ | 400 | + | 300 | + | 800 | = | __ | |
| 500 | + | 900 | + | 600 | = | __ | 500 | + | 100 | + | 400 | = | __ | |
| 100 | + | 700 | + | 800 | = | __ | 700 | + | 200 | + | 700 | = | __ | |
| 100 | + | 400 | + | 100 | = | __ | 600 | + | 500 | + | 900 | = | __ | |
| 200 | + | 800 | + | 300 | = | __ | 900 | + | 900 | + | 500 | = | __ | |
| 300 | + | 800 | + | 100 | = | __ | 800 | + | 700 | + | 100 | = | __ | |
| 600 | + | 600 | + | 900 | = | __ | 200 | + | 300 | + | 900 | = | __ | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 2.
ANSWERS.| 600 | + | 300 | + | 700 | = | 1600 | 600 | + | 300 | + | 900 | = | 1800 | |
| 800 | + | 800 | + | 300 | = | 1900 | 700 | + | 800 | + | 500 | = | 2000 | |
| 700 | + | 900 | + | 500 | = | 2100 | 700 | + | 900 | + | 500 | = | 2100 | |
| 400 | + | 200 | + | 300 | = | 900 | 900 | + | 300 | + | 300 | = | 1500 | |
| 400 | + | 800 | + | 900 | = | 2100 | 900 | + | 500 | + | 700 | = | 2100 | |
| 800 | + | 600 | + | 400 | = | 1800 | 500 | + | 600 | + | 400 | = | 1500 | |
| 300 | + | 900 | + | 400 | = | 1600 | 400 | + | 300 | + | 800 | = | 1500 | |
| 500 | + | 900 | + | 600 | = | 2000 | 500 | + | 100 | + | 400 | = | 1000 | |
| 100 | + | 700 | + | 800 | = | 1600 | 700 | + | 200 | + | 700 | = | 1600 | |
| 100 | + | 400 | + | 100 | = | 600 | 600 | + | 500 | + | 900 | = | 2000 | |
| 200 | + | 800 | + | 300 | = | 1300 | 900 | + | 900 | + | 500 | = | 2300 | |
| 300 | + | 800 | + | 100 | = | 1200 | 800 | + | 700 | + | 100 | = | 1600 | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 3.
| 200 | + | 700 | + | 300 | = | __ | 600 | + | 800 | + | 700 | = | __ | |
| 600 | + | 100 | + | 700 | = | __ | 500 | + | 100 | + | 600 | = | __ | |
| 900 | + | 700 | + | 800 | = | __ | 300 | + | 400 | + | 300 | = | __ | |
| 200 | + | 600 | + | 900 | = | __ | 700 | + | 300 | + | 500 | = | __ | |
| 100 | + | 300 | + | 200 | = | __ | 200 | + | 700 | + | 200 | = | __ | |
| 800 | + | 500 | + | 800 | = | __ | 900 | + | 200 | + | 200 | = | __ | |
| 300 | + | 100 | + | 100 | = | __ | 200 | + | 200 | + | 400 | = | __ | |
| 500 | + | 400 | + | 800 | = | __ | 900 | + | 200 | + | 300 | = | __ | |
| 200 | + | 500 | + | 300 | = | __ | 200 | + | 200 | + | 400 | = | __ | |
| 700 | + | 400 | + | 700 | = | __ | 300 | + | 100 | + | 600 | = | __ | |
| 700 | + | 500 | + | 700 | = | __ | 400 | + | 500 | + | 600 | = | __ | |
| 400 | + | 400 | + | 600 | = | __ | 500 | + | 900 | + | 100 | = | __ | |
| 600 | + | 400 | + | 800 | = | __ | 700 | + | 200 | + | 900 | = | __ | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 3.
ANSWERS.| 200 | + | 700 | + | 300 | = | 1200 | 600 | + | 800 | + | 700 | = | 2100 | |
| 600 | + | 100 | + | 700 | = | 1400 | 500 | + | 100 | + | 600 | = | 1200 | |
| 900 | + | 700 | + | 800 | = | 2400 | 300 | + | 400 | + | 300 | = | 1000 | |
| 200 | + | 600 | + | 900 | = | 1700 | 700 | + | 300 | + | 500 | = | 1500 | |
| 100 | + | 300 | + | 200 | = | 600 | 200 | + | 700 | + | 200 | = | 1100 | |
| 800 | + | 500 | + | 800 | = | 2100 | 900 | + | 200 | + | 200 | = | 1300 | |
| 300 | + | 100 | + | 100 | = | 500 | 200 | + | 200 | + | 400 | = | 800 | |
| 500 | + | 400 | + | 800 | = | 1700 | 900 | + | 200 | + | 300 | = | 1400 | |
| 200 | + | 500 | + | 300 | = | 1000 | 200 | + | 200 | + | 400 | = | 800 | |
| 700 | + | 400 | + | 700 | = | 1800 | 300 | + | 100 | + | 600 | = | 1000 | |
| 700 | + | 500 | + | 700 | = | 1900 | 400 | + | 500 | + | 600 | = | 1500 | |
| 400 | + | 400 | + | 600 | = | 1400 | 500 | + | 900 | + | 100 | = | 1500 | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 4.
| 200 | + | 900 | + | 800 | = | __ | 900 | + | 700 | + | 100 | = | __ | |
| 600 | + | 400 | + | 400 | = | __ | 900 | + | 400 | + | 100 | = | __ | |
| 800 | + | 300 | + | 100 | = | __ | 800 | + | 300 | + | 400 | = | __ | |
| 300 | + | 300 | + | 900 | = | __ | 900 | + | 600 | + | 700 | = | __ | |
| 200 | + | 100 | + | 800 | = | __ | 700 | + | 800 | + | 500 | = | __ | |
| 600 | + | 900 | + | 600 | = | __ | 800 | + | 500 | + | 700 | = | __ | |
| 600 | + | 700 | + | 100 | = | __ | 200 | + | 700 | + | 900 | = | __ | |
| 100 | + | 500 | + | 600 | = | __ | 400 | + | 800 | + | 200 | = | __ | |
| 400 | + | 500 | + | 400 | = | __ | 500 | + | 900 | + | 600 | = | __ | |
| 700 | + | 700 | + | 400 | = | __ | 800 | + | 900 | + | 500 | = | __ | |
| 700 | + | 600 | + | 100 | = | __ | 500 | + | 400 | + | 400 | = | __ | |
| 600 | + | 100 | + | 800 | = | __ | 300 | + | 500 | + | 800 | = | __ | |
| 400 | + | 600 | + | 100 | = | __ | 100 | + | 700 | + | 900 | = | __ | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 4.
ANSWERS.| 200 | + | 900 | + | 800 | = | 1900 | 900 | + | 700 | + | 100 | = | 1700 | |
| 600 | + | 400 | + | 400 | = | 1400 | 900 | + | 400 | + | 100 | = | 1400 | |
| 800 | + | 300 | + | 100 | = | 1200 | 800 | + | 300 | + | 400 | = | 1500 | |
| 300 | + | 300 | + | 900 | = | 1500 | 900 | + | 600 | + | 700 | = | 2200 | |
| 200 | + | 100 | + | 800 | = | 1100 | 700 | + | 800 | + | 500 | = | 2000 | |
| 600 | + | 900 | + | 600 | = | 2100 | 800 | + | 500 | + | 700 | = | 2000 | |
| 600 | + | 700 | + | 100 | = | 1400 | 200 | + | 700 | + | 900 | = | 1800 | |
| 100 | + | 500 | + | 600 | = | 1200 | 400 | + | 800 | + | 200 | = | 1400 | |
| 400 | + | 500 | + | 400 | = | 1300 | 500 | + | 900 | + | 600 | = | 2000 | |
| 700 | + | 700 | + | 400 | = | 1800 | 800 | + | 900 | + | 500 | = | 2200 | |
| 700 | + | 600 | + | 100 | = | 1400 | 500 | + | 400 | + | 400 | = | 1300 | |
| 600 | + | 100 | + | 800 | = | 1500 | 300 | + | 500 | + | 800 | = | 1600 | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 5.
| 700 | + | 400 | + | 400 | = | __ | 900 | + | 900 | + | 500 | = | __ | |
| 500 | + | 100 | + | 200 | = | __ | 700 | + | 300 | + | 500 | = | __ | |
| 100 | + | 700 | + | 200 | = | __ | 200 | + | 300 | + | 600 | = | __ | |
| 100 | + | 200 | + | 400 | = | __ | 200 | + | 400 | + | 400 | = | __ | |
| 200 | + | 900 | + | 800 | = | __ | 400 | + | 300 | + | 100 | = | __ | |
| 400 | + | 600 | + | 600 | = | __ | 500 | + | 100 | + | 100 | = | __ | |
| 800 | + | 800 | + | 100 | = | __ | 400 | + | 200 | + | 600 | = | __ | |
| 500 | + | 300 | + | 500 | = | __ | 500 | + | 900 | + | 900 | = | __ | |
| 800 | + | 600 | + | 500 | = | __ | 600 | + | 200 | + | 300 | = | __ | |
| 900 | + | 600 | + | 300 | = | __ | 900 | + | 900 | + | 400 | = | __ | |
| 900 | + | 400 | + | 100 | = | __ | 900 | + | 500 | + | 600 | = | __ | |
| 800 | + | 800 | + | 600 | = | __ | 800 | + | 200 | + | 300 | = | __ | |
| 600 | + | 200 | + | 500 | = | __ | 900 | + | 200 | + | 200 | = | __ | |
Grade 3 worksheets: adding whole hundreds 3 addends. Page 5.
ANSWERS.| 700 | + | 400 | + | 400 | = | 1500 | 900 | + | 900 | + | 500 | = | 2300 | |
| 500 | + | 100 | + | 200 | = | 800 | 700 | + | 300 | + | 500 | = | 1500 | |
| 100 | + | 700 | + | 200 | = | 1000 | 200 | + | 300 | + | 600 | = | 1100 | |
| 100 | + | 200 | + | 400 | = | 700 | 200 | + | 400 | + | 400 | = | 1000 | |
| 200 | + | 900 | + | 800 | = | 1900 | 400 | + | 300 | + | 100 | = | 800 | |
| 400 | + | 600 | + | 600 | = | 1600 | 500 | + | 100 | + | 100 | = | 700 | |
| 800 | + | 800 | + | 100 | = | 1700 | 400 | + | 200 | + | 600 | = | 1200 | |
| 500 | + | 300 | + | 500 | = | 1300 | 500 | + | 900 | + | 900 | = | 2300 | |
| 800 | + | 600 | + | 500 | = | 1900 | 600 | + | 200 | + | 300 | = | 1100 | |
| 900 | + | 600 | + | 300 | = | 1800 | 900 | + | 900 | + | 400 | = | 2200 | |
| 900 | + | 400 | + | 100 | = | 1400 | 900 | + | 500 | + | 600 | = | 2000 | |
| 800 | + | 800 | + | 600 | = | 2200 | 800 | + | 200 | + | 300 | = | 1300 | |