Basics of arithmetic operations and BODMAS

Basics of arithmetic operations and BODMAS

#### What is the result of the following expression: 3 + 5 \* 2 - 1 (According to BODMAS/PEMDAS rule)? 1. [x] 12 2. [ ] 16 3. [ ] 19 4. [ ] 23 #### Which operation should be performed first in the following expression: 20 ÷ 2 + 5 \* 3? 1. [x] Division 2. [ ] Addition 3. [ ] Multiplication 4. [ ] Parentheses #### Which expression has the highest precedence in the BODMAS/PEMDAS rule? 1. [ ] Addition 2. [ ] Subtraction 3. [x] Exponents/Parentheses 4. [ ] Multiplication #### Which operation should be performed first in the following expression: 12 \* 3 + 4 \* 5? 1. [ ] Addition 2. [ ] Subtraction 3. [x] Multiplication 4. [ ] Parentheses #### Which expression has the lowest precedence in the BODMAS/PEMDAS rule? 1. [x] Addition/Subtraction 2. [ ] Multiplication 3. [ ] Exponents/Parentheses 4. [ ] Division #### Which operation should be performed first in the following expression: 20 \* 2 - 3 \* (1 + 3)? 1. [ ] Addition 2. [x] Parentheses 3. [ ] Multiplication 4. [ ] Division