What is 745 - 300?
Mod 4 Lesson 2 Mental +/-

Flashcard
•
Mathematics
•
2nd Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
445
2.
FLASHCARD QUESTION
Front
What is 440 + 240?
Back
680
3.
FLASHCARD QUESTION
Front
What is 128 + 100?
Back
228
4.
FLASHCARD QUESTION
Front
What is 30 - 30?
Back
0
5.
FLASHCARD QUESTION
Front
If 649 + 300 + ? = 979, what is ?
Back
30
6.
FLASHCARD QUESTION
Front
What does addition mean?
Back
Addition is the process of finding the total or sum by combining two or more numbers.
7.
FLASHCARD QUESTION
Front
What does subtraction mean?
Back
Subtraction is the process of taking one number away from another.
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