一年级口算题20以内加减法

1 + ( ) = 142 + ( ) = 209 + ( ) = 91 + ( ) = 310 - ( ) = 89 - ( ) = 318 - ( ) = 918 - ( ) = 12( ) - 12 = 3( ) - 10 = 3( ) - 2 = 15( ) - 6 = 110 + ( ) = 141 + ( ) = 36 + ( ) = 105 + ( ) = 121 + ( ) = 184 + ( ) = 1110 + ( ) = 1510 + ( ) = 1215 - ( ) = 124 - ( ) = 22 - ( ) = 216 - ( ) = 2( ) - 6 = 3( ) - 18 = 2( ) - 5 = 7( ) - 3 = 138 + ( ) = 154 + ( ) = 1814 + ( ) = 199 + ( ) = 13( ) + 1 = 1( ) + 4 = 11( ) + 7 = 7( ) + 1 = 211 - ( ) = 117 - ( ) = 23 - ( ) = 316 - ( ) = 4( ) - 8 = 3( ) - 8 = 9( ) - 13 = 7( ) - 14 = 4( ) + 1 = 1( ) + 1 = 14( ) + 13 = 14( ) + 18 = 207 + ( ) = 84 + ( ) = 155 + ( ) = 75 + ( ) = 1415 - ( ) = 123 - ( ) = 21 - ( ) = 03 - ( ) = 1( ) - 13 = 4( ) - 18 = 1( ) - 5 = 3( ) - 4 = 87 + ( ) = 102 + ( ) = 23 + ( ) = 912 + ( ) = 1617 + ( ) = 182 + ( ) = 42 + ( ) = 21 + ( ) = 2015 - ( ) = 917 - ( ) = 137 - ( ) = 00 - ( ) = 0( ) - 5 = 8( ) - 13 = 7( ) - 3 = 6( ) - 15 = 55 + ( ) = 718 + ( ) = 185 + ( ) = 91 + ( ) = 11( ) + 17 = 18( ) + 6 = 10( ) + 3 = 4( ) + 5 = 54 - ( ) = 013 - ( ) = 610 - ( ) = 84 - ( ) = 3( ) - 4 = 13( ) - 10 = 5( ) - 8 = 7( ) - 11 = 4( ) + 2 = 3( ) + 7 = 15( ) + 6 = 11( ) + 1 = 21 + ( ) = 518 + ( ) = 181 + ( ) = 14 + ( ) = 2020以内的加减法练习题(100题)一班别：________ 姓名：________ 学号：________ 成绩:________5 + ( ) = 114 + ( ) = 62 + ( ) = 711 + ( ) = 1712 - ( ) = 50 - ( ) = 010 - ( ) = 512 - ( ) = 1( ) - 12 = 3( ) - 9 = 6( ) - 3 = 3( ) - 4 = 104 + ( ) = 43 + ( ) = 318...