13.2 A Multiplication problem 403
13.2 A Multiplication problem
A multiplication of a three-digit number by 2-digit number has the form
ppp
× pp
pppp
pppp
p pppp
in which all digits involved are prime numbers. Reconstruct the multi-
plication.
13.2 A Multiplication problem 403
A multiplication of a three-digit number by 2-digit number has the form
ppp
× pp
pppp
pppp
p pppp
in which all digits involved are prime numbers. Reconstruct the multi-
plication.