Problem
\( 3 \times 5+7= \)
Solution
Step 1 ：Starting from left to right, first perform the multiplication operation inside the parentheses:
Step 2 ：3*5 = 15
Step 3 ：Add the result of the previous step to 7:
Step 4 ：15+7=22
Step 1 ：Starting from left to right, first perform the multiplication operation inside the parentheses:
Step 2 ：3*5 = 15
Step 3 ：Add the result of the previous step to 7:
Step 4 ：15+7=22
