Go to the number next to the one you cannot subtract from, take one away, and add a one in front of the number you cannot subtract from. e.g.
27 1(1)7 the answer would be 9
-8 -8
for your problem the answer would be 1109
Step by step explanation = 76
The answer is Tuesday there will be 15 teachers for 179 students and 12 times 15 is 180
Answer
68℅
Explanation
17/25 =
17 ÷ 25 =
0.68 =
0.68 × 100/100 =
0.68 × 100% =
(0.68 × 100)% =
68%;
Hope that this helps you and have a great day :)