Written Instructions:
For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..
For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.
Leave your answers in the simplest form or correct to two decimal places.
| 1) Use the digits 1, 4, 7, 5, 8 to form the largest and smallest numbers.
Answer:_______________ |
| 2) Use the digits 6, 2, 2, 8, 6 to form the largest and smallest numbers.
Answer:_______________ |
| 3) Use the digits 2, 1, 6, 8, 6 to form the largest and smallest numbers.
Answer:_______________ |
| 4) Use the digits 2, 2, 7, 4, 8 to form the largest and smallest numbers.
Answer:_______________ |
| 5) Use the digits 6, 4, 1, 8, 8 to form the largest and smallest numbers.
Answer:_______________ |
| 6) Use the digits 2, 2, 8, 8, 6 to form the largest and smallest numbers.
Answer:_______________ |
| 7) Use the digits 1, 4, 8, 5, 8 to form the largest and smallest numbers.
Answer:_______________ |
| 8) Use the digits 5, 4, 2, 9, 7 to form the largest and smallest numbers.
Answer:_______________ |
| 9) Use the digits 4, 2, 6, 8, 4 to form the largest and smallest numbers.
Answer:_______________ |
| 10) Use the digits 1, 4, 8, 6, 8 to form the largest and smallest numbers.
Answer:_______________ |
| 1) Use the digits 1, 4, 7, 5, 8 to form the largest and smallest numbers. Answer: 72963 SOLUTION 1 : Step 1, form the greatest possible number: 87541 Step 2: form the smallest possible number: 14578 Step 3: 87541 - 14578 = 72963 The difference is 72963. |
| 2) Use the digits 6, 2, 2, 8, 6 to form the largest and smallest numbers. Answer: 63954 SOLUTION 1 : Step 1, form the greatest possible number: 86622 Step 2, form the smallest possible number: 22668 Step 3: 86622 - 22668 = 63954 The difference is 63954. |
| 3) Use the digits 2, 1, 6, 8, 6 to form the largest and smallest numbers. Answer: 73953 SOLUTION 1 : Step 1, form the greatest possible number:86621 Step 2, form the smallest possible number: 12668 Step 3: 86621 - 12668 = 73953 The difference is 73953. |
| 4) Use the digits 2, 2, 7, 4, 8 to form the largest and smallest numbers. Answer: 64944 SOLUTION 1 : Step 1, form the greatest possible number: 87422 Step 2: form the smallest possible number: 22478 Step 3: 87422 - 22478 = 64944 The difference is 64944. |
| 5) Use the digits 6, 4, 1, 8, 8 to form the largest and smallest numbers. Answer: 73953 SOLUTION 1 : Step 1, form the greatest possible number: 88641 Step 2, form the smallest possible number: 14688 Step 3: 88641 - 14688 = 73953 The difference is 73953. |
| 6) Use the digits 2, 2, 8, 8, 6 to form the largest and smallest numbers. Answer: 65934 SOLUTION 1 : Step 1, form the greatest possible number:88622 Step 2, form the smallest possible number: 22688 Step 3: 88622 - 22688 = 65934 The difference is 65934. |
| 7) Use the digits 1, 4, 8, 5, 8 to form the largest and smallest numbers. Answer: 73953 SOLUTION 1 : Step 1, form the greatest possible number: 88541 Step 2: form the smallest possible number: 14588 Step 3: 88541 - 14588 = 73953 The difference is 73953. |
| 8) Use the digits 5, 4, 2, 9, 7 to form the largest and smallest numbers. Answer: 72963 SOLUTION 1 : Step 1, form the greatest possible number: 97542 Step 2, form the smallest possible number: 24579 Step 3: 97542 - 24579 = 72963 The difference is 72963. |
| 9) Use the digits 4, 2, 6, 8, 4 to form the largest and smallest numbers. Answer: 61974 SOLUTION 1 : Step 1, form the greatest possible number:86442 Step 2, form the smallest possible number: 24468 Step 3: 86442 - 24468 = 61974 The difference is 61974. |
| 10) Use the digits 1, 4, 8, 6, 8 to form the largest and smallest numbers. Answer: 73953 SOLUTION 1 : Step 1, form the greatest possible number: 88641 Step 2: form the smallest possible number: 14688 Step 3: 88641 - 14688 = 73953 The difference is 73953. |