Show:
2 Digit Addition
2 Digit Subtraction
Addition and Subtraction
3 Digit Addition
3 Digit Subtraction
100

29+67




96

100

82-14




68

100

83-29




54

100

232+541




773

100

145-36




109

200

15+67




82

200

54-49




5

200

61+66




127

200

235+124




359

200

385-221




164

300

96+25




121

300

77-59




18

300

86-48




38

300

685+222




907

300

652-145




507

400

57+97




154

400

21-18




3


400

254-189




65

400

542+339




881

400

123-98




25