вычислите удобным способом:

a) (139 + 60) - 39;

б) 400 - 90 - 10;

в) 119 - (40 + 19);

г) (320 + 180) - (20 + 80);

пожалуйста срочно надо

Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2025 SCHOLAR.TIPS - All rights reserved.