Addition
Addition with Regrouping
Rounding
Math Facts
100

234 + 223

457

100

127,391 + 124,438 = 

251,829

100

12,543 rounded to the nearest thousand 

13,000 

100

Sum means .... 

to add

200

333 + 421

754

200

67,031 + 58,982 =

126,013

200

2,456 rounded to the nearest thousand 

2,000

200

 True or False 45,445 + 23,442 = 68,888

False 

300

1,076 + 203

1,279

300

45,237 + 32,313= 

77,540

300

123,654 rounded to the nearest ten thousand 

120,000

300

56,332 > 45,045 True or False 

True 

400

2,654 + 1,223

2,877

400

436,329 + 126,253 = 

562,582

400

385,543 rounded to the nearest hundred thousand 

400,000 

400

68,934 + 35,210= 

104,144

500

4,675 + 2,324 

6,999

500

52,651 + 63,721 + 41,132 =

157,504

500

87,654 rounded to the nearest ten 

87,650

500

Jessica has 456,789 rocks and Matt has 23,456 rocks. How many rocks do they have in all?

480,245 Rocks