3 years ago

439x2 ( Use only algorithm. )

Mathematics

2 answers:

Nookie1986 [14]3 years ago

5 0

878 ?????????????????

maw [93]3 years ago

5 0

Answer:

878

Step-by-step explanation:

439 x 2

2x9= 18

2x30=60

2x400=800

Then add

800+60+18

60+18=78

800+78= 878

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