Write the following number in decimal form. $$5 \cdot 10 ^ { 4 } + 7 \cdot 10 + 5 + 4 \cdot 10 ^ { - 1 }$$
A) $5,075.04$
B) $5,075.4$
C) $500,075.4$
D) $50,075.04$
E) $50,075.4$

Question

Quizplus · Accepted Answer

The expression can be expanded as $5 \times 10^4 = 50,000$, $7 \times 10 = 70$, $5 = 5$, and $4 \times 10^{-1} = 0.4$. Adding these gives $50,000 + 70 + 5 + 0.4 = 50,075.4$.

Write the Following Number in Decimal Form 5⋅104+7⋅10+5+4⋅10−15 \cdot 10 ^ { 4 } + 7 \cdot 10 + 5 + 4 \cdot 10 ^ { - 1 }5⋅104+7⋅10+5+4⋅10−1

Write the Following Number in Decimal Form $5 \cdot 10 ^ { 4 } + 7 \cdot 10 + 5 + 4 \cdot 10 ^ { - 1 }$