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MATH 1. Applications of lessons learned in 1 st grading…. By: Alunes , Lyreen Dumagay, Diane Lipawen , nancy. INTRODUCTION. Counting 1 to 10 Philippine peso Coins Ordinal Numbers. ADDITION. Adding Vertically and Horizontally Adding without Regrouping Adding with Regrouping
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MATH 1 Applications of lessons learned in 1st grading… By: Alunes, Lyreen Dumagay, Diane Lipawen, nancy
INTRODUCTION Counting 1 to 10 Philippine peso Coins Ordinal Numbers
ADDITION Adding Vertically and Horizontally Adding without Regrouping Adding with Regrouping Problem solving
SUBTRACTION Subtraction without Regrouping Subtraction with Regrouping
I can count! 0 1 2 3 4 5 6 7 8 9 10
0 zero I don’t have anything for zero. He is all alone. 0
1 one I have one ball. 1
2 two I see two bees. 1 2
3 three • I see three playing dolphins. • 1 2 3
four • I see four frogs playing with the computers. • 1 2 3 4
Five I see five elephants walking. 1 3 5 2 4
I see six monkeys. 1 2 4 6 3 4 5 6 six
7 seven I see seven horses running.
8 eight I see eight walking tigers.
9 nine I see jumping nine rats.
10 ten I see ten happy cats.
What are the peso coins? Php1 Php5 Php10 These are called Philippine money.
Php1 is equal to Php1 Php1 = Php1 =
Php5 is equal to five Php1 Php5 =
Php10 is equal to ten Php1 Php5 Php5 = =
……OR Php10 is equal to two Php5 Php5 Php5 Php10 =
Adding two-three 1-digit numbers Horizontally:arrange the digits properly.1+2=___
Which means… 1 + 2 =__
Which means… 1 + 2
Vertically… 1 + 2 3 ________
First, we add the ones. 2 2+2 2 4
Then, thetens. 2 2+2 244
53+ 44 Add yourones… Then, add your tens.
Add yourones. Carry over 1 on top of 2 in the tens place. 1 2 7 +2 5 2
Add yourtens. Add all the numbers in your tens place. 1 2 7 +2 55 2
1 58+253
1 58+25 83 And that’s how to add with regrouping!
Application of addition through worded problems John has 3 apples. His mother bought him another 3. How many apples does John have all in all? +
Guide questions:1. What is asked?2. What are given?3. What is the operation to be used?4. What is the number sentence?5. What is the solution?
1. Total number of apples John have2. 3 apples- 3 apples-given by his mother3. addition4. 3 + 3=n5. 3+3=6 –total number of apples John haveJohn have 6 apples all in all.
SUBTRACTION (Without Regrouping) LET’S PLAY HIDE AND SEEK!
How many BANANAS are hiding under the SQUARE, if the total is 5? square 5-1=4
How many BANANAS are hiding under the SQUARE, if the total is 5? 4
How many BURGERS are hiding under the CIRCLE if the total is 9? circle 9-4=5
How many BURGERS are hiding under the CIRCLE if the total is 9? 5
How many DOGS are hiding under the RECTANGLE if the total is 6? rectangle 6-3=3
How many DOGS are hiding under the RECTANGLE if the total is 6? 3
How many APPLES are hiding under the TRIANGLE if the total is 10? triangle 10-5=5
How many APPLES are hiding under the TRIANGLE if the total is 10? 5