Changes

<includeonly>!--{{rnd/0{{#expr:{{{2}}}>0}}|{{{1}}}|{{{2}}}}}--><includeonly>{{#ifeq:{{#expr:{{{2}}}round0}}|{{#expr:{{{2}}}}}|{{#ifexpr:{{{2}}}<-3|{{rnd/+|{{{1}}}|(-({{{2}}}))mod3|{{#switch:{{#expr:{{{2}}}}}| -3| -4| -5=000| -6| -7| -8=000000| -9|-10|-11=000000000|-12|-13|-14=000000000000|-15|-16|-17=000000000000000|-18|-19|-20=000000000000000000|-21|-22|-23=000000000000000000000|-24|-25|-26=000000000000000000000000|-27|-28|-29=000000000000000000000000000|-30|-31|-32=000000000000000000000000000000|-33|-34|-35=000000000000000000000000000000000|-36|-37|-38=000000000000000000000000000000000000|-39|-40|-41=000000000000000000000000000000000000000|-42|-43|-44=000000000000000000000000000000000000000000|-45|-46|-47=000000000000000000000000000000000000000000000|-48|-49|-50=000000000000000000000000000000000000000000000000|-51|-52|-53=000000000000000000000000000000000000000000000000000|-54|-55|-56=000000000000000000000000000000000000000000000000000000|-57|-58|-59=000000000000000000000000000000000000000000000000000000000|-60|-61|-62=000000000000000000000000000000000000000000000000000000000000}}}}|{{rnd/-|{{#expr:{{{1}}}round{{{2}}}}}|{{{2}}}}}}}|{{#expr:{{{1}}}}}}}</includeonly><noinclude>This template rounds {{{1}}} to {{{2}}} decimal places (goes the other way for negatives), includes trailing zeros & avoids E notation.</noinclude>