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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.
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संबंधित प्रश्न
Circle the multiples of 9 (by using casting out nine).
9443
Circle the multiples of 9 (by using casting out nine).
1008
Circle the correct addition fact (by using casting out nine).
7632 + 2213 = 9845
Circle the correct multiplication fact (by using method of casting out nine).
132 × 43 = 5676
Circle the correct division fact (by using method of casting out nine).
728 ÷ 4 = 182
Circle the correct division fact (by using method of casting out nine).
1580 ÷ 20 = 78
Circle the correct multiplication fact (by using method of casting out nine).
723 × 24 = 17508
Circle the multiples of 9
25, 27, 35, 36, 45, 46, 54, 55
Complete the following sequence.
125, 150, 175, ______, ______, _______.
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.
