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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