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प्रश्न
Circle the correct addition fact (by using casting out nine).
2436 + 5315 = 7701
उत्तर
2436 + 5315 = 7701
2436 + 5315 = 7701
6 + 5 = 15
11 = 15
1 + 1 = 1 + 5
2 = 6
The addition is not correct.
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संबंधित प्रश्न
Circle the multiples of 9 (by using casting out nine).
1008
Circle the multiples of 9 (by using casting out nine).
24689
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).
7785 ÷ 9 = 865
Circle the correct subtraction fact (by using casting out nine).
3264 − 1063 = 2200
Circle the multiples of 9
25, 27, 35, 36, 45, 46, 54, 55
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?
Number Surprises
Look at this pattern of numbers and take it forward.
1 = 1 × 1
121 = 11 × 11
12321 = 111 × 111
1234321 = ?
