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प्रश्न
Circle the correct division fact (by using method of casting out nine).
1580 ÷ 20 = 78
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उत्तर
1580 ÷ 20 = 78
1 + 5 + 8 + 0 ÷ 2 + 0 = 7 + 8
14 ÷ 2 = 15
14 = 15 × 2 = 30
14 = 30
5 = 3
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संबंधित प्रश्न
Circle the multiples of 9 (by using casting out nine).
24689
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
Complete the following sequence.
| A100 | C300 | E500 |
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 |
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?
Number Surprises
Now make your own number surprises.
