Place Value & Powers of 10 — Answer Key
Part A: Fill in the Blank
Write the missing word or number on each line.
1. 35 × 10 = 350.
The correct answer is '350'. 35 × 10 = 350.
2. 4.7 × 100 = 470.
The correct answer is '470'. 4.7 × 100 = 470.
3. 620 ÷ 10 = 62.
The correct answer is '62'. 620 ÷ 10 = 62.
4. 9,000 ÷ 1,000 = 9.
The correct answer is '9'. 9,000 ÷ 1,000 = 9.
5. 0.56 × 1,000 = 560.
The correct answer is '560'. 0.56 × 1,000 = 560.
6. 2.3 × 10,000 = 23,000.
The correct answer is '23,000'. 2.3 × 10,000 = 23,000.
7. 480,000 ÷ 100 = 4,800.
The correct answer is '4,800'. 480,000 ÷ 100 = 4,800.
8. 71 × 1,000 = 71,000.
The correct answer is '71,000'. 71 × 1,000 = 71,000.
9. 3,500 ÷ 10 = 350.
The correct answer is '350'. 3,500 ÷ 10 = 350.
Part B: Matching
Match each item on the left to the correct answer on the right.
1. Match each item to its correct answer.
6.2 × 1,000
→ 6,200
450
45,000 ÷ 100
→ 450
31,000
0.08 × 10,000
→ 800
800
310 × 100
→ 31,000
6,200
Match each item with its correct partner. The correct matches are: 6.2 × 1,000 → 6,200; 45,000 ÷ 100 → 450; 0.08 × 10,000 → 800; 310 × 100 → 31,000.