1 of 6

Octagon Week 6

​

WALT: add and work out the place value of decimals

2 of 6

Add Decimals

  1. Max and I rode 6.5 km to the Go Kart track. We then rode 1.4 km to the local shop for an ice cream. How far did we ride altogether?

​

​

  • I spent $16.80 on food and the Go Karts. $5.60 went on food. How much did I spend on the Go Karts?

3 of 6

Adding decimals

  1. 1.8 + 5.4 =
  2. 8.6 + 2.5 =
  3. 12.7 + 3.4 =
  4. 13.7 + 8.3 =
  5. 12.6 + 5.9 =

4 of 6

Decimals and Place Value

3.4 = 3 ones and 4 tenths

Write these as numbers. The first one has been done for you.

  1. 4 ones + 5 tenths = 4.5
  2. 1 ten + 4 ones + 6 tenths =
  3. 5 tens + 8 tenths =
  4. 3 hundreds + 5 ones + 1 tenth =
  5. 7 hundreds + 5 tens + 3 tenths =
  6. 8 hundreds + 4 tenths =

5 of 6

Decimals and Place Value

Write these using digits:

  1. Eighteen and four tenths =
  2. One hundred and twenty four and seven tenths =
  3. Three thousand and two and five tenths =
  4. Four hundred and fifteen and 3 tenths =
  5. One thousand and fifty and 9 tenths =

6 of 6

Decimals and Place Value

How many tenths are there altogether in these? The first one has been done for you:

  1. 1.5 = 15 tenths
  2. 2.8 =
  3. 12.6 =
  4. 16.9 =
  5. 152.5 =

​