40
The 1 is in the tens place.
The 8 is in the tens place.
8 tens 2 ones
20 is already rounded to the nearest tens.
There are 19 tens in190.
190 + 130 = 320
19 tens = 190 19 ones = 19 19 - 190 = -171
7 tens = 70 19 tenths = 1.9
19 x 10 in 190
19 rounded to the nearest tens place is 20.
1900 190 + 19 -------- 2109
19070
19
Tens of quintillions.
The answer is 419
9063