80000 of them.
There are 80,000 10s in 800,000 because 10 X 80,000=800,000.
Answer: 800000 ' = 243.84 km
80 80 * 10000 = 800000
100,000 tens.
ANSWER: 240003% of 800000= 3% * 800000= 0.03 * 800000= 24000
Ten of them.
70
Twelve of them
10
30% of 800,000= 30% * 800000= 0.3 * 800000= 240,000
800000
Oh, dude, 805 tens in standard form is just 8,050. Like, you just take the number of tens and multiply it by 10 because, like, that's how tens work, you know? So, yeah, 805 tens is just 8,050 in regular old standard form. Easy peasy.