Question

Use this rule to simplify:-
1. 3+6 2 - 4
2. 49 + 7 + 7 x 2
4. 3.5 - 0.1 x 5 + 1.2​

Answer 1

Step-by-step explanation:

1. 3+62-4

= 3+58

= 61 = ans.

2. 49+7+7*2

49+7+14

70 = ans.

4. 3.5-0.1 × 5 + 1.2

3.5 - 0.5 +1.2

3.5 - 1.7

1.8 = ans.