40+1
39+2
38+3
37+4
36+5
35+6
34+7
33+8
32+9
31+10
30+11
29+12
28+13
27+14
26+15
25+16
24+17
23+18
22+19
21+20
20+21
19+22
18+23
17+24
16+25
15+26
14+27
13+28
12+29
11+30
10+31
9+32
8+33
7+34
6+35
5+36
4+37
3+38
2+39
1+40
These are all operations with natural numbers. More complicated operations look like these:
23,5+17,5 = 41
-1+42 = 41
etc...
... equals an even number
Yes, the sum is always rational.
2+n
70
[ y = 2x plus or minus any number ] is parallel to it. [ y = -0.5x plus or minus any number ] is perpendicular to it.
30 and 41
At 41. In other words... 10 plus 31 equals 41 !
15 + 41 + 23 = 79
.41 + 21.4 + 6.3 + 280 = 308.11
41
72 !
Instead of -25 plus - 16, think of it as -25 - 16. 25 mins 16 equals -41.
A = 4
41
41 = Thieves plus Ali Baba
yes. -41+20=-21
41 plus 3 equals 44. You add the two numbers together to get the answer.