Addition with Regrouping
Word Problems
Subtracting Across Zeros
Subtraction with Regrouping
Mental Math
100

325 + 124 

449

100

On Friday, 19 people went to the park. On Saturday, 56 people went to the park. On Sunday, 23 people went to the park.  How many people went to the park in all? 

19 + 56 + 23= 98 people

100

200 - 152 = 

48

100

258 - 16

242

100

83 + 100= _______

183

200

548 + 326 

874

200

Mrs. Oltz had 100 books in her classroom. There were 65 fiction books and the rest were nonfiction.  How many were nonfiction?  

100 - 65= 35

200

100 - 13 = 

87

200

625 - 365 

260

200

166 - 40 = _________

126

300

795 + 26

821

300

Byron read 42 books. Shawna read 28 books. How many more books did Byron read than Shawna? 

42- 28= 14 books

300

200 - 42 = 

158

300

951 - 654

297

300

______ + 10 =  174

164

400

326 + 458

784

400

Jason scored 34 points.   Kim scored 68 points.  How many points did they score together?  


34 + 68= 102 points

400

100 - 56 = 

44

400

164 - 25

139

400

127 + _____= 167

40

500

200 + 154

354

500

There are a total of 72 boxes of markers. The office has sold 38 boxes. How many boxes of markers are left to be sold? 


72 - 38 = 34

500

200 - 89 = 

111

500

468 - 279

189

500

85 + 42 = ______

127