50以内加减法及填空题

班别：________ 姓名：________ 学号：________ 成绩:________

34 - ( ) = 1048 - ( ) = 1026 - ( ) = 1732 - ( ) = 14 ( ) - 19 = 31( ) - 15 = 7( ) - 15 = 21( ) - 22 = 12 ( ) + 14 = 16( ) + 21 = 35( ) + 21 = 23( ) + 8 = 13 11 + ( ) = 1113 + ( ) = 3617 + ( ) = 3626 + ( ) = 46 34 - ( ) = 2940 - ( ) = 2320 - ( ) = 1231 - ( ) = 10 ( ) - 33 = 13( ) - 10 = 34( ) - 42 = 5( ) - 22 = 28 ( ) + 22 = 48( ) + 14 = 38( ) + 31 = 39( ) + 16 = 24 30 + ( ) = 3434 + ( ) = 3624 + ( ) = 2712 + ( ) = 49 48 - ( ) = 2612 - ( ) = 1136 - ( ) = 1139 - ( ) = 17 ( ) - 15 = 25( ) - 21 = 10( ) - 22 = 23( ) - 37 = 9 ( ) + 14 = 39( ) + 38 = 45( ) + 23 = 28( ) + 30 = 44 17 + ( ) = 5020 + ( ) = 2824 + ( ) = 4435 + ( ) = 39 20 - ( ) = 1047 - ( ) = 1323 - ( ) = 1312 - ( ) = 12 ( ) + 8 = 8( ) + 17 = 27( ) + 43 = 50( ) + 16 = 49 ( ) - 26 = 22( ) - 22 = 8( ) - 24 = 16( ) - 41 = 9 14 + ( ) = 2329 + ( ) = 3317 + ( ) = 4213 + ( ) = 17 43 - ( ) = 4038 - ( ) = 2418 - ( ) = 1137 - ( ) = 30 ( ) + 28 = 30( ) + 37 = 43( ) + 19 = 21( ) + 11 = 17 ( ) - 13 = 29( ) - 31 = 10( ) - 34 = 9( ) - 13 = 27 12 + ( ) = 1624 + ( ) = 4410 + ( ) = 2113 + ( ) = 31 47 - ( ) = 1831 - ( ) = 1536 - ( ) = 2027 - ( ) = 21 44 - ( ) = 1322 - ( ) = 1448 - ( ) = 4445 - ( ) = 26 ( ) - 13 = 24( ) - 42 = 8( ) - 42 = 6( ) - 44 = 5 ( ) + 14 = 37( ) + 16 = 29( ) + 27 = 48( ) + 9 = 9 14 + ( ) = 2415 + ( ) = 1934 + ( ) = 5046 + ( ) = 49

班别：________ 姓名：________ 学号：________ 成绩:________

32 - ( ) = 1822 - ( ) = 2235 - ( ) = 2824 - ( ) = 15 ( ) - 36 = 13( ) - 18 = 12( ) - 19 = 19( ) - 45 = 5 ( ) + 8 = 8( ) + 11 = 23( ) + 16 = 30( ) + 8 = 8 12 + ( ) = 4545 + ( ) = 4915 + ( ) = 2810 + ( ) = 10 45 - ( ) = 2140 - ( ) = 1230 - ( ) = 1415 - ( ) = 11 ( ) - 16 = 28( ) - 11 = 7( ) - 45 = 5( ) - 37 = 6 ( ) + 13 = 15( ) + 11 = 24( ) + 24 = 35( ) + 22 = 50 29 + ( ) = 3012 + ( ) = 1410 + ( ) = 2012 + ( ) = 12 11 - ( ) = 1135 - ( ) = 1727 - ( ) = 2017 - ( ) = 13 ( ) - 23 = 10( ) - 26 = 15( ) - 36 = 5( ) - 12 = 17 ( ) + 8 = 8( ) + 41 = 49( ) + 48 = 50( ) + 21 = 24 10 + ( ) = 1027 + ( ) = 3011 + ( ) = 1114 + ( ) = 35 47 - ( ) = 3739 - ( ) = 3931 - ( ) = 1238 - ( ) = 11 ( ) + 9 = 11( ) + 14 = 26( ) + 8 = 8( ) + 14 = 22 ( ) - 27 = 18( ) - 27 = 23( ) - 30 = 10( ) - 13 = 27 10 + ( ) = 2817 + ( ) = 5048 + ( ) = 4914 + ( ) = 22 24 - ( ) = 1029 - ( ) = 2214 - ( ) = 1220 - ( ) = 12 ( ) + 26 = 38( ) + 14 = 17( ) + 10 = 11( ) + 9 = 30 ( ) - 42 = 8( ) - 19 = 17( ) - 16 = 14( ) - 44 = 5 35 + ( ) = 4224 + ( ) = 2817 + ( ) = 1728 + ( ) = 49 15 - ( ) = 1427 - ( ) = 1326 - ( ) = 1113 - ( ) = 11 12 - ( ) = 1025 - ( ) = 1745 - ( ) = 3447 - ( ) = 10 ( ) - 10 = 33( ) - 12 = 20( ) - 29 = 7( ) - 17 = 12 ( ) + 35 = 44( ) + 17 = 25( ) + 25 = 50( ) + 26 = 29 18 + ( ) = 2414 + ( ) = 2621 + ( ) = 4412 + ( ) = 13