saniyah101
saniyah101 saniyah101
  • 13-05-2020
  • Mathematics
contestada

what 1+1+2+7+4+6-21


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Respuesta :

sweetmango sweetmango
  • 13-05-2020

Answer:

the answer is 0

Step-by-step explanation:

Answer Link
vlactawhalm29
vlactawhalm29 vlactawhalm29
  • 13-05-2020

Answer:

The answer is 0

Step-by-step explanation:

1+1=2

2+2=4

4+7= 11

11+4=15

15+6+21

21- 0 = 0

Answer Link

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