Find the sum . 713 + 259, 972, 962, Find the sum.( Estimate ) 624 + 193, 600 + 200 = 800, 600 + 100 = 700, Find the difference . 728 - 341., 387, 427, Expanded form. 956,142, 900,000 + 50,000 + 6000 + 100 + 40 + 2, 90,000 + 50,000 + 600 + 2, The coldest temperature is., - 5, 3, Find missing number . _______ - 37 = 52, 89, 45, Find the missing number . 94 - _____ = 25, 69, 71, Count back start from - 2, -3 , -4 , -5 , -6 ,..........., -1 , 0 , 1 , 2 , ........., Count on start from - 6, -5 , -4 , -3 , -2 , -1 ,0 , 1 , ........., 5 , 4 ,3 ,2 ,1 ,0 , ........, The value of the digit 3 . 637,184, 30,000, 3000.

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