20 + 3 - 8/4 + 12
35 - 8/ 4
140 - 8/ 4
132/4
33
A) 5/100 x 420 = 21
21 x 12 x 3= 756
420 x 12 x 3 = 15,120
15,120+756= 15,876
b) 4/100 x 420= $16.8
Answer:
$18
Step-by-step explanation:
100% = $12
50% = $6
$12 + $6 = $18
<span>0.4×0.4×0.4 is equal to 0.4 to the third power, or 0.4</span>³
To convert to exponential form, count how many times the number is multiplied by itself and make that number the exponent. In this case, the 0.4 is multiplied by itself 3 times, so our exponent is 3.
Answer is 0.4³
Answer:
40
Step-by-step explanation:
