Show:
2-digit + 1 Digit (no regrouping)
2-digit + 1-digit (regrouping)
2-digit addition
2-digit addition
Challenge
100

12+4=

16

100

14+7=

21

100

10+10=

20

100

14+15=

29

100

20+19=

39

200

24+4=

28

200

25+5=

30

200
22+13=

35

200

24+12=

36

200

30+70=

100

300

41+7=

48

300

44+8=

52

300

34+15=

49

300

44+31=

75

300

36+27=

63

400

70+9=

79

400

56+6+

62

400

56+22=

78

400

62+32=

94

400

67+33=

100

500

94+3=

97

500

86+7=

93

500

84+13=

97

500

81+18=

99

500

83+19=

102