Mathematics, 20.05.2021 08:30 Barbiealice8362

Silvio completed this addition problem. Why did Silvio place a number above the 1 in 142?
142
+93
235
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.

Answers: 1

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Silvio completed this addition problem. Why did Silvio place a number above the 1 in 142?
142...