Multiplying, worked out

The Product Ladder

One rung per digit. Multiply, stack the partial products, add them up — then count the decimal places. Fractions go straight across, no common denominator needed.

×
First
×
Second
Make a problem for me — pick what goes in it
Digits in the first number
Digits in the second number
Decimal places (both numbers together)
Extras
Kind of fractions
Extras

Try

The work

Say it out loud

    The decimal point goes in last — and it never changes which digits you get, only where the point lands.