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प्रश्न
What if someone gives you to add ten numbers together?
Did you notice some pattern in the answers?
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उत्तर
In each succeeding pattern, the final sum is increased by 100.
संबंधित प्रश्न
Circle the correct addition fact (by using casting out nine).
4355 + 5369 = 9724
Circle the correct addition fact (by using casting out nine).
6023 + 3203 = 9220
Circle the correct subtraction fact (by using casting out nine).
2362 – 632 = 1720
Circle the correct subtraction fact (by using casting out nine).
3264 − 1063 = 2200
Circle the correct multiplication fact (by using method of casting out nine).
312 × 36 = 11232
Complete the following sequence.
125, 150, 175, ______, ______, _______.
Complete the following sequence.
| A100 | C300 | E500 |
Complete the following sequence.
9 × 6 = 54
9 × 66 = 594
9 × 666 = 5994
9 × 6666 = 5 ______ 4
9 × 666666 = _____________
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?
