Jump Method
11 + 12
23 (11+10 = 21+2)
24 (10+10, 2+2)
7+4
11 (7+3, 1)
4+4
8
11-6 =
6+5 = 11
7 + 42
49 (7 + 40 = 47+2)
12 + 32
44 (10+30, 2+2)
5+8
13 (5+5, 3)
5+5
10
23-7=
16 (7+16)
43 + 54
97 (43+50 = 93+4)
25 + 44
69 (20+40, 5+4)
8+8
16 (8+2, 6)
8+8
16
35-8
27 (8+27)
136+44
180 (136+40 = 176+4)
87 + 96
183 (80+90, 7+6)
23 + 38
61 (23+37, 1)
15+15
30
36-22
14 (22+14)
345+245
590
134 + 231
365 (100+200, 30+30, 4+1)
136 + 28
164 (136+24, 4)
25+25
50
135-50
85 (50+85)