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प्रश्न
Take any number. Now multiply it by 2, 3, 4 ............... at every step. Also, add 3 to it at each step. Look at the difference in the answer. Is it the same at every step?

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उत्तर

Difference between 39 − 27 = 12
Difference between 51 − 39 = 12
Difference between 63 − 51 = 12
Difference between 75 − 63 = 12
Difference between 87 − 75 = 12
Difference between 99 − 87 = 12
Thus, the difference is same at all the steps.
संबंधित प्रश्न
Circle the correct addition fact (by using casting out nine).
7632 + 2213 = 9845
Circle the correct addition fact (by using casting out nine).
4355 + 5369 = 9724
Circle the correct addition fact (by using casting out nine).
2436 + 5315 = 7701
90, 180, 270, _______, ________, ________.
Complete the following sequence.
| 200 | 400 | 600 |
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.
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?
Ask your friend rite — W down your A age. dd 5 to it. Multiply the sum by 2. Subtract 10 from it. Next, divide it by 2. What do you get?
Number Surprises

Number Surprises

