Question

Alex is having trouble doing long subtraction on pen and paper

His problem is shown in the picture provided


Show your work, and show Alex how to do this, step by step! (Thanks for your effort in advance!)

If you could do it on paper and show how you did it that would be even better!

Answer 1

Answer: 7.27

Explanation:

Answer 2

Answer: 7.27

Step-by-step explanation: First separate the decimal from the 12, and a 1 from the 20, so this becomes 19-12 + 1-0.73

Solve for them 19-12=7 1-0.73=0.27

Add them together 7+0.27=7.27

Can always use a calculator too