Decimals problems/Maths

LI. To practise solving decimal addition and subtraction problems

For maths we had to do this task that contained subtraction/addition problems.What is a decimal?
(a number smaller then 1 but bigger then 0. Decimals have points to separate the numbers).
the 2 skills we used to solve this task we written algorithm and place value.
We used Google Drawing to explain what decimals are and a Google presentation to do the task.