Welcome to the Year 1 and Year 2 Numeracy Workshop 19 th November 2013.
Transcript of Welcome to the Year 1 and Year 2 Numeracy Workshop 19 th November 2013.
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Welcome to the Year 1 and Year 2
Numeracy Workshop
19th November 2013
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Aims:
•Provide you with support to help your child with their numeracy skills.
•To show you how we teach the 4 operations at St. Martin’s.
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Addition Number lines
1. First number shows where to start.2. Second number shows how many jumps to
do. 8 + 4 =
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Empty number lines 1. Draw the line. 2. First number at the beginning. 3. Second number is the amount of jumps. 4. Fill in the numbers5. Find the answer.
8
8 + 4 = 12
10 11 129
+1 +1+1 +1
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Chunking
1. Draw the line. 2. Biggest number at the beginning. 3. Partition the second number. 4. Add on the tens.5. Add on the units. 5. Find the answer.
13 + 12 = 25 10 2
13
+ 10 + 2
23 25
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Partitioning 1. Partition both numbers.2. Add the tens together.3. Add the units together. 4. Add the 2 numbers together.
14 + 11 = 25
10 4
10 + 10 = 20
10 1
4 + 1 = 5
20 + 5 = 25
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MultiplicationTimes tables
Practise, Practise, Practise!!
Try:Visual posters Songs and rhymes Speed Tests
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Repeated Addition12 x 2 = 24
0
+12
12
+12
24
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SubtractionNumber lines
1. First number shows where to start.2. Second number shows how many jumps to
do. Jumps underneath the line. 8 – 3 = 5
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Empty number lines 1. Draw the line. 2. First number at the end. 3. Second number is the amount of jumps. 4. Fill in the numbers5. Find the answer.
12 – 4 = 8
12-1
11
-1
10
-1
9
-1
8
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Chunking 1. Draw the line. 2. Biggest number at the end. 3. Partition the second number. 4. Subtract the tens.5. Subtract the units. 5. Find the answer.
14
14 – 11 =
10 1
-10-1
43
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Partitioning the second number
1. Partition the second number. 2. Subtract the tens. 3. Subtract the units.4. Find the answer
26 – 14 = 12
10 4
26 – 10 = 16
16 – 4 = 12
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DivisionEggs in baskets
12 ÷ 3 = 4
1.Draw 3 baskets (the second number shows how many baskets to draw.
2.Share the first number into the baskets.
3.Count 1 basket.
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Finally...•Practise is the key to retaining these methods.
•Children should also practise these in real situations.
•Keep it short, snappy and fun!!
Thank you for coming!