37 +34-78+56-67
Subject
Topic
Level
Primary
Grade
13
Lesson Steps:

Use a calculator when you see such questions. After using a calculator for a few times, you will know how to do.


Answer:

37+34-78+56-67
=71-78+56-67
= -7+56-67
= 49-67
= -18


Grade: 13
Level: Primary
Subject: Chemistry
Topic: Math

Is this lesson helpful?

Course Hero

Share lesson