77.7k views
2 votes
Luis is finding 9-6+2. Find his mistake and correct it : 9-8= 1

User Glasnt
by
8.3k points

2 Answers

4 votes
going from left to right 9-6=3 then 3+2=5 ... his mistake was that he solved the problem right to left.
User Muhammet
by
7.5k points
5 votes
He is adding 6 + 2 to get 8.

However, he should add -6 and 2, to get -4.

He can then use 9+-4 = 9-4 = 5.

Alternatively, he could do:

9 - 6 = 3

3 + 2 = 5
User Macnique
by
7.8k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories