Show:
Four 2-digit Addition
2-digit Addition
2-digit Addition (RG)
Three 2-digit Addition
100

61+24+12+51=

148

100
32+14=
46
100
53+59=
112
100

12+24+11

47

200

28+81+21+30=

160

200

11+25=

36

200
22+97=
119
200
10+10+30

50

300

49+31+24+92=

196

300

58+31=

89

300
71+13=
84
300

15+31+17

63

400

16+18+52+40=

126

400

43+64=

107

400
88+45=
133
400

55+21+16

92

500

57+19+25+26=

127

500
66+12=
78
500
19+33=
52
500

66+78+26

170