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प्रश्न
Circle the correct multiplication fact (by using method of casting out nine).
723 × 24 = 17508
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उत्तर
723 × 24 = 17508
3 × 6 = 12
18 = 12
1 + 8 = 1 + 2
9 = 3
The multiplication is not correct.
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संबंधित प्रश्न
Circle the correct division fact (by using method of casting out nine).
728 ÷ 4 = 182
Circle the correct addition fact (by using casting out nine).
4355 + 5369 = 9724
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| 200 | 400 | 600 |
Complete the following sequence.
9 × 6 = 54
9 × 66 = 594
9 × 666 = 5994
9 × 6666 = 5 ______ 4
9 × 666666 = _____________
Now try doing it with some other number and also take a different number to add at each step.
What if someone gives you to add ten numbers together?
Did you notice some pattern in the answers?
Write a set of clues for a secret number of your own. Then give it to a friend to guess your secret number.
Number Surprises
Look at this pattern of numbers and take it forward.
1 = 1 × 1
121 = 11 × 11
12321 = 111 × 111
1234321 = ?
