比一比,在○里填上“>”、“<”或“
=”.|
(1)45 ○54 |
(2)98 ○89 |
(3)66 ○70 |
找规律,数一数,写一写.
|
20 |
30 |
40 |
_______ |
_______ |
_______ |
找规律,数一数,写一写.
|
45 |
50 |
55 |
_______ |
_______ |
_______ |
比一比,在○里填上“>”、“<”或“
=”.|
(1)45 ○54 |
(2)98 ○89 |
(3)66 ○70 |
找规律,数一数,写一写.
|
20 |
30 |
40 |
_______ |
_______ |
_______ |
找规律,数一数,写一写.
|
45 |
50 |
55 |
_______ |
_______ |
_______ |