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  • 22-11-2016
  • Mathematics
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How I the answer in double digit multiplication

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Аноним Аноним
  • 22-11-2016
multiply each digit by each other 
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Аноним Аноним
  • 22-11-2016
Multiply the problem. Like what is 18x9 it should be like this: 18
x
9
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Multiply 8x9 which is 72, then add a 7 to the next number to bring a ten over. Then multiple 9x1 which = 9, then add the remainder 7, which is 16. 162. (An example)
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