Math
posted by B.B. .
Can someone help me with this problem? I don't understand lattice multiplication. Use lattice multiplication to find the product (Hint: Remember to estimate first!) 124*56. Thanks for your help.

p://www.coolmath4kids.com/timestables/timestableslessonlatticemultiplication1.html

estamation 120x60=700
real answer 124x56=626