

Ôn tập phép cộng trừ tiết 1
Presentation
•
Mathematics
•
2nd Grade
•
Easy
Thy Nguyễn Xuân Phương
Used 2+ times
FREE Resource
6 Slides • 7 Questions
1
by Thy Nguyễn Xuân Phương
2
3
80 + 18 54 + 27 30 + 70
30 – 13 32 – 15 100 – 50
4
5
Fill in the Blanks
40 + 50
Type answer...
6
Fill in the Blanks
70 – 20
Type answer...
7
Fill in the Blanks
90 – 50
Type answer...
8
Fill in the Blanks
10 + 70
Type answer...
9
Fill in the Blanks
60 – 30
Type answer...
10
Fill in the Blanks
80 + 20
Type answer...
11
Bài 3 (trang 119 SGK Toán 2 tập 1)
Mỗi con vật che số nào?
12
• 9 + 7 = 16, do đó chú bọ rùa màu đỏ che số 7.
• 14 – 6 = 8 , do đó chú bọ rùa màu xanh lá cây che số 14.
• 80 – 60 = 20, do đó chú bọ rùa màu tím che số 60.
• 40 + 10 = 50, do đó chú bọ rùa màu xanh da trời che số 40.
13
Open Ended
Chọn ba số rồi viết các phép tính (theo mẫu).
Mẫu:
23 + 27 = 50 50 – 27 = 23
27 + 23 = 50 50 – 23 = 27
by Thy Nguyễn Xuân Phương
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