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Question
Number Surprises

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Solution

RELATED QUESTIONS
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 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 multiplication fact (by using method of casting out nine).
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Complete the following sequence.
100, 400, 700, ______, _______, ________.
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?

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 = ?
