Question

1. 10 - 3×6² = -98 252 -26 2. 7+(5² - 13) = 22 19 4

Explanation:

Step1: Calculate exponent in first - question

$6^{2}=36$

Step2: Calculate multiplication in first - question

$3\times36 = 108$

Step3: Calculate subtraction in first - question

$10-108=-98$

Step4: Calculate exponent in second - question

$5^{2}=25$

Step5: Calculate subtraction inside parentheses in second - question

$25 - 13=12$

Step6: Calculate addition in second - question

$7+12 = 19$

Answer:

1. -98
2. 19