In this worksheet, we will practice using patterns to investigate the effects of dividing numbers by increasing and decreasing powers of 10.

**Q3: **

Complete the following table:

Number | |||
---|---|---|---|

231.72 |

- A 2,317.2, 23,172, 0.23172
- B 2,317.2, 2.3172, 0.23172
- C 23.172, 2.3172, 231,720
- D23.172, 2.3172, 0.23172

**Q4: **

Complete the following table:

Number | |||
---|---|---|---|

45,332 |

- A 4,533.2, 45.332, 4.533
- B 453.32, 4,533.2, 45,332
- C 45.332, 4,533.2, 45,332
- D 4,533.2, 453.32, 45.332

**Q5: **

A girl bought 10 kg of fruit for . What is the price of one kilogram of fruit?

**Q6: **

If and , find without using a calculator and giving the answer to six decimal places.

**Q7: **

If and , find without using a calculator and giving the answer to five decimal places.

**Q8: **

Complete the following table:

Number | |||
---|---|---|---|

16,439 |

- A 1,643.9, 16.439, 1.644
- B 164.39, 1,643.9, 16,439
- C 16.439, 1,643.9, 16,439
- D 1,643.9, 164.39, 16.439