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HOMEWORK ASSESSMENT
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DATE: 16/11/2014WALT: multiply near multiples of 10
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EXAMPLE
8 X 17 =8 X 10 = 808 X 7 = 56 So 8 X 17 = 80 + 56 = 136
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EXAMPLE
8 X 19 =
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ACTIVITY
a) Cambridge mathematics Pg 58, No. 1 a – e
b) Cambridge Mathematics Pg 58, No. 1a – h
a) Cambridge Mathematics Pg 58 -59, No. 1 a – e and 2a-h
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PLENARY
If I know that 13 X 10 = 130 and 13 X 7 = 91 what is 13 X 17? How did you work out your answer?”
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DATE: 17/11/2014WALT: multiply by halving and doubling the numbers.
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EXAMPLE
How would you calculate 4 X 6 = ?”
“What would happen if I double one digit and halve the other?”
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ACTIVITY
1. a) 20 X 5 = b) 40 X 8 = c) 60 X 3 = d) 80 X 2 =
2. Cambridge Mathematics Pg. 59 No. 4a-b
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PLENARY
How confident are you about multiplying using doubling and halving?
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DATE: 18/11/2014WALT: multiply 2 to 4 digit numbers by a single digit
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EXAMPLE
525 X 5 = X 500 20 5 5 2500 100 25 2500 + 100 + 25 = 2625
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EXAMPLE
642 X 2 =
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ACTIVITY
1. a) 212 X 2 = b) 345 X 5 = c) 424 X 4 = d) 682 X 6 = e) 989 X 9 =2. Use the digits 0, 1, 3 and 5 to complete this calculation. You must use each digit only once.
X =
3. Use each of the digits 1 to 6 to make a correct calculation
X =
? ? ? ?
? ?????
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PLENARY
793 X 3 =
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DATE: 19/11/2014WALT: multiply using the vertical method
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STARTER
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EXAMPLE
276 X 3
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ACTIVITY
1. Cambridge Mathematics Pg. 62 No. 3 a-d 2. Pg. 63 No. 8 3. Pg. 63 No. 8 and 9
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PLENARY
256 X 2 =
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DATE: 20/10/2014Cambridge Questions
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STARTER
1 2
3
4
5
6 7
8
CRO
SSW
ORD
PU
ZZLE
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STARTER
• Enter 638. Turn your calculator around. What Word can you read?* use the word or number clues to complete the crossword .
clues across:2.Wet ground 599 + 94. Found in a nest 93 + 9006. Your eyes do this 425 – 908. Not true 290 + 27
Clues down:1. An insect 400 – 622. Large 718 +2003. Part of the body 687 – 505. Found under the North Sea 600 + 1106. Female 360 – 157. A thin kind of fish 680 + 53