Update README.md

README.md

@@ -1,11 +1,13 @@
 ---
 license: mit
 task_categories:
-- image-to-text
+- text-to-image
 language:
 - en
 size_categories:
 - 1K<n<10K
+tags:
+- math
 ---
 # MM_Math Datasets
 
@@ -34,6 +36,4 @@ All data in **MM-Math**  are standardized to the following format:
     "difficult": "The difficult level annotated by  examination scores.",
     "knowledge": "Each knowledge points contained in the question, which is annotated by middle school teacher."
 }
-```
-
-
+```