Write the number in expanded form.
-12
A) $\left( 1 \cdot 10 ^ { 2 } \right) + \left( 2 \cdot 10 ^ { 1 } \right)$
B) $\left( 1 \cdot 10 ^ { 1 } \right) + \left( 2 \cdot 10 ^ { 2 } \right)$
C) $\left( 1 \cdot 10 ^ { 0 } \right) + \left( 2 \cdot 10 ^ { 1 } \right)$
D) $\left( 1 \cdot 10 ^ { 1 } \right) + \left( 2 \cdot 10 ^ { 0 } \right)$

Question

Write the number in expanded form.
-12 
A) $\left( 1 \cdot 10 ^ { 2 } \right) + \left( 2 \cdot 10 ^ { 1 } \right)$
B) $\left( 1 \cdot 10 ^ { 1 } \right) + \left( 2 \cdot 10 ^ { 2 } \right)$
C) $\left( 1 \cdot 10 ^ { 0 } \right) + \left( 2 \cdot 10 ^ { 1 } \right)$
D) $\left( 1 \cdot 10 ^ { 1 } \right) + \left( 2 \cdot 10 ^ { 0 } \right)$

Quizplus · Accepted Answer

The number 12 can be expanded as $ (1 \cdot 10^1) + (2 \cdot 10^0) $, which corresponds to choice D.

Write the Number in Expanded Form (1⋅102)+(2⋅101)\left( 1 \cdot 10 ^ { 2 } \right) + \left( 2 \cdot 10 ^ { 1 } \right)(1⋅102)+(2⋅101)

Write the Number in Expanded Form $\left( 1 \cdot 10 ^ { 2 } \right) + \left( 2 \cdot 10 ^ { 1 } \right)$