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प्रश्न
Circle the correct subtraction fact (by using casting out nine).
7420 − 3625 = 3795
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उत्तर
7420 – 3625 = 3795
7420 – 3625 = 3795
4 – 7 = 15
4 = 15 + 7
4 = 6 + 7
4 = 13
4 = 4
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संबंधित प्रश्न
Circle the multiples of 9 (by using casting out nine).
1008
Circle the multiples of 9 (by using casting out nine).
23769
Circle the correct subtraction fact (by using casting out nine).
6732 – 4361 = 2371
Circle the correct addition fact (by using casting out nine).
6023 + 3203 = 9220
Circle the correct addition fact (by using casting out nine).
2436 + 5315 = 7701
The school bell rings once in an hour, to indicate that the session ends/next session begins. And for break, it will be 20 minutes. Shall we try to fill this up?
Here is the time table.
| Period 1 | Period 2 | Break | Period 3 | Period 4 | Break | Period 5 | Period 6 |
| 9:00 | 10:00 | 11:00 | 2:40 |
A city is planned in such a way that every 5 km has a circle and has 4 signals around.
So, can you guess where the signals and circle are there?
How many signals are needed for a 20 km distance?
What if someone gives you to add ten numbers together?
Did you notice some pattern in the answers?
Take the first two odd numbers. Now add them, see what you get. Now, at every step, add the next odd number.|
How far can you go on?
Write a set of clues for a secret number of your own. Then give it to a friend to guess your secret number.
