Show:
2 Digit Addition
2 Digit Subtraction
3 Digit Subtraction
3 Digit Addition
Mixed Addition & Subtraction
100

12 + 36=

48

100

42 - 30=

12

100

987 - 882= 

105

100

146 + 132=

278

100

321 + 205=

526

200

29 + 45=

74

200

87 - 26= 

61

200

578 - 116= 

462

200

127 + 231=

358

200

875 - 621=

254

300

55 + 68=

123

300

72 - 56=

16

300

854 - 265= 

589

300

196 + 291=

487

300

458 + 242=

700

400

89 + 76=

165

400

92 - 83=

9
400

809 - 162=

647

400

368 + 418=

786

400

920 - 819=

101

500

97 + 99= 

196

500

70 - 59=

11

500

700 - 479=

221

500

896 + 970=

1866

500

999 + 899= 

1,898