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प्रश्न
Circle the correct division fact (by using method of casting out nine).
1580 ÷ 20 = 78
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उत्तर
1580 ÷ 20 = 78
1 + 5 + 8 + 0 ÷ 2 + 0 = 7 + 8
14 ÷ 2 = 15
14 = 15 × 2 = 30
14 = 30
5 = 3
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संबंधित प्रश्न
Circle the multiples of 9 (by using casting out nine).
23769
Circle the correct subtraction fact (by using casting out nine).
6732 – 4361 = 2371
Circle the correct multiplication fact (by using method of casting out nine).
132 × 43 = 5676
Circle the correct subtraction fact (by using casting out nine).
2362 – 632 = 1720
A9, B18, C27, D36, _______, ________, _________.
Complete the following sequence.
| A100 | C300 | E500 |
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.
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
Look at this pattern of numbers and take it forward.
1 = 1 × 1
121 = 11 × 11
12321 = 111 × 111
1234321 = ?
