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marcello marcello
  • 16-09-2014
  • Mathematics
Answered

how many pairs of whole numbers have a sum of 40

Verified Answer :

taskmasters
taskmasters taskmasters
  • 05-09-2015

For the
writer,
there are 20
1.
1

  • 39 = 40


2.
2

  • 38 = 40


3.
3

  • 37 = 40


4.
4

  • 36 = 40


5.
5

  • 35 = 40


6.
6

  • 34 = 40


7.
7

  • 33 = 40


8.
8

  • 32 = 40


9.
9

  • 31 = 40


10.
10

  • 30 = 40


11.
11

  • 29 = 40


12.
12

  • 28 = 40


13.
13

  • 27 = 40


14.
14

  • 26 = 40


15.
15

  • 25 = 40


16.
16

  • 24 = 40


17.
17

  • 23 = 40


18.
18

  • 22 = 40


19.
19

  • 21 = 40


20.
20

  • 20 = 40





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