小学一年级数学口算题:100内填括号
(1)( ) - 53 = 44
(2)95 -( ) = 16
(3)( )+ 61 = 77
(4)( ) + 34 = 98
(5)( )- 43 = 19
(6)35 +( ) = 88
(7)( ) + 17 = 81
(8) ( )- 64 = 22
(9)( ) - 20 = 8
(10)( ) + 44 = 98
(11)66 -( ) = 21
(12) ( )+ 11 = 72
(13)95 +( ) = 99
(14)44 + ( )= 69
(15)90 + ( )= 98
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