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5 for friday http://www.pooliebunker.co.uk/newbunker/viewtopic.php?f=77&t=48427 |
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Author: | qwerty keyboard [ Fri Feb 08, 2013 10:57 am ] |
Post subject: | 5 for friday |
Answer these questions without using a calculator: 1. 349 x 25 = 2. 714 ÷ 34 = 3. There are 365 days in a year, and each day has 24 hours in it. How many hours are there in a year? 4. After a school trip, there's £532 left over. The school decides to share this out between the 38 students on the trip. How much does each student receive? 5. A cardboard box weighs 247 grams. It contains 48 smaller boxes, each weighing 127 grams. What's the total weight of the large box and its contents? |
Author: | Mr Ripper [ Fri Feb 08, 2013 11:34 am ] |
Post subject: | Re: 5 for friday |
1. 349 x 10 = 3490 3490 x 2 = 6980 3490 / 2 = 1745 6980 + 1745 = 8725 Answer = 8725 2. 34 x 10 = 340 340 x 2 = 680 680 + 34 = 714 Answer = 21 3. 365 x 10 = 3650 3650 x 2 = 7300 365 x 4 = 1460 7300 + 1460 = 8760 Answer = 8760 4. 38 x 10 = 380 532 - 380 = 152 152 / 38 = 4 10 + 4 = 14 Answer = 14 5. 127 x 10 = 1270 1270 x 5 = 6350 127 x 2 = 254 6350 - 254 = 6096 6096 + 247 = 6343 Answer = 6343 |
Author: | Warwick Hunt [ Fri Feb 08, 2013 1:09 pm ] |
Post subject: | Re: 5 for friday |
Where's Rachel Riley when you need her? |
Author: | qwerty keyboard [ Fri Feb 08, 2013 2:15 pm ] |
Post subject: | Re: 5 for friday |
Mr Ripper wrote: 1. 349 x 10 = 3490 3490 x 2 = 6980 3490 / 2 = 1745 6980 + 1745 = 8725 Answer = 8725 2. 34 x 10 = 340 340 x 2 = 680 680 + 34 = 714 Answer = 21 3. 365 x 10 = 3650 3650 x 2 = 7300 365 x 4 = 1460 7300 + 1460 = 8760 Answer = 8760 4. 38 x 10 = 380 532 - 380 = 152 152 / 38 = 4 10 + 4 = 14 Answer = 14 5. 127 x 10 = 1270 1270 x 5 = 6350 127 x 2 = 254 6350 - 254 = 6096 6096 + 247 = 6343 Answer = 6343 All correct 50 points to Slytherin |
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