Keith has 10 books. Sally has 3 times more books than Keith. How many books does Sally have?
which answer is correct, 10x3=30 or 10x(3+1)=40? cheers!
Keith and 10 and Sally has 3 times as many.
What is 3 x 10 ??
which answer is correct, 10x3=30 or 10x(3+1)=40? cheers!
What is 3 x 10 ??