How Were Numbers Created?

· GM Kids Series 576 Boek 258 · GOS Education Inc.
E-boek
35
Bladsye
Geskik

Meer oor hierdie e-boek

Over time, people had to solve more complex problems.

As they began farming, they had to measure the size of land or calculate how much they harvested.

They also needed exact numbers to buy and sell goods.

It was inconvenient to count large numbers with stones or sticks.

So, people used symbols or drawings to express numbers.

Over time, people had to solve more complex problems. As they began farming, they had to measure the size of land or calculate how much they harvested. They also needed exact numbers to buy and sell goods. It was inconvenient to count large numbers with stones or sticks. So, people used symbols o...

Ontdek meer

Gradeer hierdie e-boek

Sê vir ons wat jy dink.

Lees inligting

Slimfone en tablette
Installeer die Google Play Boeke-app vir Android en iPad/iPhone. Dit sinkroniseer outomaties met jou rekening en maak dit vir jou moontlik om aanlyn of vanlyn te lees waar jy ook al is.
Skootrekenaars en rekenaars
Jy kan jou rekenaar se webblaaier gebruik om na oudioboeke wat jy op Google Play gekoop het, te luister.
E-lesers en ander toestelle
Om op e-inktoestelle soos Kobo-e-lesers te lees, moet jy ’n lêer aflaai en dit na jou toestel toe oordra. Volg die gedetailleerde hulpsentrumaanwysings om die lêers na ondersteunde e-lesers toe oor te dra.