Line up by place:decimal drops, Addition +, Line up by digit, Multiplication, use a box / algorithm, Division /, Line up by place- decimal drops, Subtraction, First you ignore the decimal, then you ... like normal, then you scoop and move your decimal at the end, Multiplication x, You want to get a zero as a remainder, division, You must add a place and a 0 if you get a remainder other than zero, DivisioN, Is your divisor a whole number?, Division.

Decimals!

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