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Anonymous Anonymous
  • 22-02-2016
  • Mathematics
Answered

Sue wants to use mental math to find 7x53. Write an expression she could use

Verified Answer :

SmarticalParticals
SmarticalParticals SmarticalParticals
  • 22-02-2016

7 × 50 = 350 and 7 × 3 = 21

350 + 21 = 371

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Anonymous Anonymous
  • 22-02-2016

50x7=350 and we need to make 371 because 53x7=371 So then you do 3x7=21 

Then  350+21=371  

Hope this helps!

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