1.275 is the correct answer im sure

<h2>How you add and subtract with numbers ?</h2><h2 /><h2><u>EXPLANATION :</u></h2><h2><u /></h2>
To add 1 to another number, add 10 and then subtract 1: 1 + 10 = 9 + 10 - 1 = 19.



Answer: Hope it helps...
Step-by-step explanation: mark as an brainliest... if so