Rhyana Rhyana
  • 25-02-2021
  • Mathematics
contestada

How many ways can you make 20 in addition and subtraction?

Respuesta :

Zeynep8
Zeynep8 Zeynep8
  • 25-02-2021

Toplama işlemi;

1+19,

2+18,

3+17,

4+16,

5+15,

6+14,

7+13,

8+12,

9+11,

10+10,

11+9

...

20 toplama işlemi bunun tam tersi çıkarma işleminde olacağına göre 20 de oradan 40 oluyor iyi dersler.

Answer Link
DrPepper2006 DrPepper2006
  • 25-02-2021
1+19
2+18
3+17
4+16
5+15
6+14
7+13
8+12
9+11
10+10
Answer Link

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