180 likes | 191 Views
Engage young learners in a fun math addition activity using student illustrations. The activity involves adding students to a car, teaching simple addition concepts in an interactive way.
E N D
According to the position (from left to right) How many students together? 4+3=7 3+4=7 Put two parts together , we can use addition.
There were 3 students at first There were… students on the car at first, and then…students get on the car. Now there are …students on the car. What are they doing? + 3 1 4 How could you represent that 1 student got on? 1 student got on Now there are 4 students 探究一 探究二 探究三
There were… students on the car at first, and then…students get on the car. Now there are …students on the car. + 3 1 4 What’s the formula? 3 + 1 = 4 addend+addend=sum Do you remember the name of every parts? 探究一 探究二 探究三
Who can be a little teacher and ask a question to us according to the video? +2 4 6 4+2=6 What’s the formula?
There were…, add…more. Now there are … There were( )apples, ( ), Now there are( )apples.。 add 2more 3 5 □ +2 3 5 探究一 探究二 探究三
According to the sentence complete the formula: □ +2 3 5 3 + 2 = 5 When we add something more , we can use addition. 探究一 探究二 探究三
conclusion: When can we use addition? 1.Put two parts together. 2.Add something more. 探究一 探究二 探究三
Let’s continue! 探究一 探究二
What happens with the birds? 4 There were( )birds,add( )more,now there are( )birds. 3 7 □ 3 + 4 7 4+ 3 = 7 探究一 探究二
+1 5 What had happened? 4 +1=5 4 探究一 探究二
+6 +2 +3 +4 3 3 4 4 1.Do you know the sum? 5 6 3+2=5 3+3=6 10 8 4+4=8 4+6=10
1 3 1 4 6 1 2. Which number is missing? +0 +3 +3 3+3=6 1+3=4 1+0=1
+3 +2 5 6 3. Fill in the blanks. 4 2 4+2=6 2+3=5