1. LO: I can multiply and divide decimal numbers.
17-April 2019
LO: I can multiply and divide decimal numbers.

2. Starter B
6.2 x 10 I
6.2 x 100 N G
6.2 ÷ 10 O
6.2 ÷ 100

3. To Multiply: You do not line up the factors by the decimal.
Instead, place the number with more digits on top.
Line up the other number underneath, at the right.
Multiply
Count the number of decimal places (from the right) in each factor.
Use the total number of decimal places in your two factors to place the decimal in your product.

4. Choose at least 3 problems to multiply and divide decimal numbers by 10, 100 and 1000.
1) 56 × 1000
2) 0·072 × 100
3) 12 350 ÷ 100
4) 984 ÷ 100
5) 91 ÷ 10
6) 803 × 100
7) 2016 ÷ 10
8) 5·14 × 10

5. Self-check 1) 56 × 1000 = 2) 0·072 × 100 = 3) 12 350 ÷ 100 =
1) 56 × =
2) 0·072 × =
3) 12 350 ÷ 100 =
4) 984 ÷ 100 =
5) 91 ÷ 10 =
6) 803 × 100 =
7) 2016 ÷ 10 =
8) 5·14 × 10 =

6. LO: I can multiply and divide decimal numbers.
17-April 2019
LO: I can multiply and divide decimal numbers.
Extended activity
Complete Y6 TB3 page 9 Multiplying and dividing by 10, 100 and 1000