Lesson Example Discussion Quiz: Class Homework |
Step-3 |
Title: Percentage |
Grade: 8-a Lesson: S1-L3 |
Explanation: Let us verify the answer here with the steps. |
Description:
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Find 25/8 % of 640. |
|
2 |
Clue |
% implies percentage |
Divided by 100 |
3 |
Hint |
Operator used : Percentage |
% |
4 |
Step |
25/8 % of 640 is |
\$((25/8) \times 1/100) \times 640\$ |
5 |
Step |
On cancellation |
\$\cancel25^1/(8 \times \cancel100^4) \times 640\$ |
6 |
Step |
On simplification |
\$1/32 \times 640\$ |
7 |
Step |
On cancellation |
\$1/\cancel32^1 \times \cancel640^20\$ |
8 |
Step |
= |
\$20\$ |
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