I-abacus
I-abacus sisixhobo sakudala-dala esasidla ngokusetyenziswa kwi-math. Isasetyenziswa nangoku kwiindawo ezithile apha emhlabeni. ngamanye amaxesha iimfama zisayakuyisebenzisa i-abacus, kuba zikwazi lula ukuweva ngezandla amanani. I-abacus ezixhaphakileyo zisebenza ngokuhamba-hambisa ii-beads kunye nee-rods.
Ii-Abacuses zingabala ngokudibanisa okanye ukongeza ngokuthabatha okanye ukuphungula, ngomkuphinda-phinda, ngokwahlula-hlula, kwaye abantu bangazisebenzisa ukufumana i-square root se-whole numbers. Iingcaphephe, okanye oompondo zihlanjiwe be-abacus ngamanye amaxesha bayibala ngokukhawuleza okugqithileyo i-maths bade bodlule nezo-calculators. Kukho iabacus exhaphake eTshayina. Le abacus yahlulwe yaziintlobo ezimbini zemigca, eziphezulu zeze-"5"s, ezisezantsi zezoo-"ones". Kukho i-bead enye okanye ezimbini kumgca ongasentla, kwanezine okanye ezintlanu kwimgca engezantsi. Umzekelo, u-8 yi-bead enye ngasentla nezi-3 ngezantsi, kuba u-5 + no-3 = 8. Ikholam nganye imele i-digit eyahlukileyo. I-Abacus ibaluleke kakhulu kwi-math kwaye ibangumdlalo nje ukudlala ngayo. Kulungile ukuyinika abantwana njengezixhobo zokudlala okanye ibancede bafunde ngayo.
Ezinye ii-websites
[tshintsha | Yenza izilungiso kokubhaliweyo]Amanye amaphepha jikelele nalawo angembali
[tshintsha | Yenza izilungiso kokubhaliweyo]Izifundo
[tshintsha | Yenza izilungiso kokubhaliweyo]- I-Manual de uso del Abaco Japonés Soroban
- I-Min Multimedia
- I-Suan Pan
- i-Abacus: Mystery of the Bead - an Abacus Manual