Answer:
60
Step-by-step explanation: You multiply 75 by 80 then divide it by 100.
B.4 because i used the formula to compute it
Combine place value strategy is useful if you try to subtract a number with bigger digits from a number with a smaller digit in the same place... such as now, where 3 is smaller than 9 in the ones place.
<span>Then we can combine two place values: 23 and 19 and subtruct those. 23-19 is 4 (you can just count up from 19 to 23), so you know that the two will give the result of </span>04, and then you can proceed to the left: 2-1=1<span>. </span>
<span>so the final result will 104.
Hope I helped:P </span>
P/2 - l = w
perimeter divided by 2 minus the length