The following question has two parts. First, answer part A. Then, answer part B.
In math class, Alyssa's average test score is 90.125.
Part A
What is 90.125 written in expanded form?
Responses
9×10+1×1+2×110+5×1100
9×10+1×1+2×110+5×1100 - no response given
9×1+1×110+2×1100+5×11,000
9×1+1×110+2×1100+5×11,000 - no response given
9×10+1×110+2×1100+5×11,000
9×10+1×110+2×1100+5×11,000 - no response given
9×1+1×1100+2×11,000+5×110,000
9×1+1×1100+2×11,000+5×110,000
The following question has two parts. First, answer part A. Then, answer part B.
In math class, Alyssa's average test score is 90.125.
Part A
What is 90.125 written in expanded form?
Responses
9×10+1×1+2×110+5×1100
9×10+1×1+2×110+5×1100 - no response given
9×1+1×110+2×1100+5×11,000
9×1+1×110+2×1100+5×11,000 - no response given
9×10+1×110+2×1100+5×11,000
9×10+1×110+2×1100+5×11,000 - no response given
9×1+1×1100+2×11,000+5×110,000
9×10+1×110+2×1100+5×11,000
Part A:
To write 90.125 in expanded form, we can break it down by place value.
90.125 can be written in expanded form as:
9 × 10 + 0 × 1 + 1 × 0.1 + 2 × 0.01 + 5 × 0.001
So the expanded form of 90.125 is:
9 × 10 + 1 × 0.1 + 2 × 0.01 + 5 × 0.001
Now, let's move on to Part B.