Worked examples
Two examples
Example 1
7.2 ÷ 4 =
- Divide as with whole numbers: 72 ÷ 4 = 18.
- Put the point straight above the point in 7.2. Check: 1.8 × 4 = 7.2.
Answer: 1.8
Example 2
0.84 ÷ 7 =
- 84 ÷ 7 = 12.
- The point goes straight above: 0.12. Check: 0.12 × 7 = 0.84.
Answer: 0.12
Where this is taught: Quiz 15: Multiplying and Dividing Decimals, “What the lining up was really for”
The drill
Ten problems
How many:
Type each answer, then press Check my answers at the bottom. Commas in large numbers are fine.Write each answer on the line. The answer key, with the reasoning, is on the last page.