Solving a Decimal problem

Today my friend Sefopalu and I have showed you audience on how to solve a decimal problem by using adition and subtraction. 

My basic facts

I am testing how quickly I can remember my Basic Facts.

I need to remember my Basic Facts because they are the
knowledge I need to help me with strategies to solve Maths
problems.

Monday:

Friday:

On Monday I got 37/40. I got the addition facts to 0 wrong and
the subtraction facts to 1 wrong. On Friday I got 37/40
because I now understand my patterns to 5 for addition and subtraction