(10000-1000-100-10) △ 10 simple operation?

(10000-1000-100-10) △ 10 simple operation?


10 for 10000, 1000, 100 and 10



A kind of paper weighs about 2G in 10 sheets. How many grams does 1000 sheets weigh? How many grams does 10000 sheets weigh? How many tons?


(1000 / 10) * 2 = 200g = 0.2kg = 0.0002t
(10000 / 10) * 2 = 2000 g = 2 kg = 0.002 t