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प्रश्न
Circle the multiples of 9 (by using casting out nine).
23769
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उत्तर
23769
= 23769
7 + 2 = 9
6 + 3 = 9
9 – 9 = 0 ...(multiple of 9)
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संबंधित प्रश्न
Circle the multiples of 9 (by using casting out nine).
1008
Circle the correct addition fact (by using casting out nine).
6023 + 3203 = 9220
Circle the correct multiplication fact (by using method of casting out nine).
312 × 36 = 11232
Complete the following sequence.
100, 400, 700, ______, _______, ________.
Complete the following sequence.
| A100 | C300 | E500 |
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?
Look at the calendar below.
Let us mark 3 × 3 boxes (9 dates) on the calendar and see some magic.
| Take the smallest number | 3 |
| Add 8 to it | +8 |
| = | 11 |
| Multiply it by 9 | ×9 |
| Total | 99 |
Now you choose any 3 × 3 boxes from a calendar and find the total in the same way.
Now try doing it with some other number and also take a different number to add at each step.
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
