1- Michael used addition to find 8*100 and he said product is 80. What did he do wrong?

Question

my son did it- the product is not 80 it's 800. 8*100=800

Answer 1

Your son is right. He multiplied the two numbers.

Answer 2

thank you very much

Answer 3

You're very welcome.

Answer 4

Yes, your son did it right.

Answer 5

Explain how you would write the number that is 2 tens more than 53