|
1. |
EASY
|
Find the missing number in the equation: \( 100 + \_\_\_ = 500\)
|
2. |
MEDIUM
|
Find the missing number in the equation: \(543- \_\_\_=123\)
|
3. |
MEDIUM
|
Find the missing number in the equation: \(343 + \_\_\_ = 976\)
|
4. |
HARD
|
Find the missing value: \( 234 + 122 - 345 + \_\_\_ = 431 \)
|
5. |
HARD
|
Simon was playing a game called the "Lemonade Stand". He started off with a certain amount of money. He earned $300 on the first day. On the second day, he spent $143 on ingredients and earned $180. At the end of the second day, Simon had $415. How much money did he start off with?
|
|