Estimate to the nearest doallar , the total cost $23.45+$3.98+$16.66+$12.08 (answer with suggesting work )

$56.

Step-by-step explanation:

Given : $23.45+$3.98+$16.66+$12.08

To Find : Estimate to the nearest dollar , the total cost

Solution:

Total cost = $23.45+$3.98+$16.66+$12.08

Total cost = $56.17

So, The total cost = 56.17

Find the place value you want to round off and look to the digit just to the right of it.

If that digit is less than 5, do not change the "rounding digit"

If that digit is greater than or equal to 5, add one to the rounding digit and change all digits to the right of the rounding digit to zero.

So, Now  The total cost to nearest dollar is $56.

marco saved more.   he saved $35 more.

step-by-step explanation:

1+2+3+4+5+6+7+8+9+10 = 55

2*10 = 20

55-20 = 35

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