Why did Silvio place a number above the 1 in 142?
The sum of 4 tens and 9 tens is 13 tens, which is
regrouped as 1 hundred and 3 tens,
Ninety-three rounded to the nearest hundred is 1
hundred
One hundred forty-two rounded to the nearest hundred
is 1 hundred
The sum of 4 tens and 9 tens is 13 tens, which is
regrouped as 1 ten and 3 hundreds,

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

range =5

step-by-step explanation:

to find the range, we take the largest value and subtract the smallest value.

the largest value is 5

the smallest value is 0

the range is 5-0   =5

i would love   to but there is no graph shown

step-by-step explanation:

i am so sorry