SUBTRACTION WITH NUMBER LINE WWW.SCHOOLAPPLE.COM
Learning
Objectives
CHILDREN SHALL LEARN TO USE NUMBER LINE TO
SUBTRACT
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STEP 1 DRAW A LINE
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STEP 2 MARK A POINT ON THE LEFT END OF THE LINE AND WRITE ZERO “0”
0
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STEP 3 WRITE NEXT 10 NUMBERS IN INCREASING ORDER TOWARDS THE RIGHT
0
1
2
3
4
5
6
7
OUR NUMBER LINE IS READY
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8
9
10
USING NUMBER LINE TO SUBTRACT
8 - 3 STEP 1 – MARKING
8 ON NUMBER LINE
START PENCIL AT 0 AND JUMP 8 TIMES TO RIGHT
0
1
2
3
4
5
6
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7
8
9
10
USING NUMBER LINE TO SUBTRACT
8 - 3 STEP 2 – MARKING
-3 ON NUMBER LINE -” MINUS SIGN IS THERE
WE JUMP TO LEFT SIDE WHEN “ 8 JUMPS
3 JUMPS
0
1
2
3
4
5
6
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7
8
9
10
USING NUMBER LINE TO SUBTRACT JUMPING 8 TIMES ON THE RIGHT AND 3 TIMES TO THE LEFT WE REACH AT
5
8 - 3 = 5 8 JUMPS
3 JUMPS
0
1
2
3
4
5
6
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7
8
9
10
KEEP IN MIND WHEN WE SUBTRACT OR MINUS WE JUMP TO THE LEFT SIDE ON THE NUMBER LINE WHEN NUMBER HAS
+
SIGN, GO RIGHT
WHEN NUMBER HAS – SIGN, GO LEFT
0
1
2
3
4
5
6
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7
8
9
10