Question

Which expressions show the expanded form for 40.507?

Choose all answers that are correct.

A.
4 × 10 + 0 × 1 + 5 × 1/10 + 0 × 1/100 + 7 × 1,000

B.
4 × 10 + 5 × 1/100 + 7 × 1/1,000

C.
4 × 10 + 0 × 1 + 5 × 1/1 + 0 × 1/10 + 7 × 1/100

D.
4 × 10 + 5 × 1/10 + 7 × 1/1,000
please help and im so sorry if its confusing

Answer 1

B & D are the correct answers.

Answer 2

B.
4 × 10 + 5 × 1/100 + 7 × 1/1,000

D.
4 × 10 + 5 × 1/10 + 7 × 1/1,000

B and D show the expanded form of 40.507. (: