girl45girl45
girl45girl45 girl45girl45
  • 14-04-2017
  • Mathematics
contestada

Use patterns and properties to compute mentally

3,000 * 70

Respuesta :

Strawberry4484
Strawberry4484 Strawberry4484
  • 14-04-2017
Well, 7*3= 21 so all you have to do is add the zeros to get: 210,000
:) 
Hope this helped!
Answer Link
chul
chul chul
  • 14-04-2017
This should be simple.

So, just do 7*3.

7*3 = 21.
Then add however many 0s you see, so 4.

210,000.

Your Answer:
210,000
Answer Link

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