六年级数学计算题训练 计算下面各题: (1– × )÷ 1 6 2 5 7 9 1 2 ÷ ×7 7 3 25÷( – ) 7 8 5 6 3 8 2 + – 4 15 3 11 1 5 –( + ) 12 9 12 3 4 1 × – 4 25 50 ( – )÷( + ) 5 6 3 4 2 3 4 9 1 5 1 1 ×[ ÷( + )] 2 6 5 3 12÷(1– ) 3 7 [(1– × )÷ 1 6 2 5 7 9 [(1– )× ]÷4 3 5 2 5 用简便方法计算: ( – )×70 1 5 1 7 97× 5 96 3 3 ×8+ ×2 5 5 15× +15× 3 7 4 7 ( + – )×72 8 9 3 4 2 3 72×( – + ) 1 2 1 3 1 4 ( + 5 9 1 4 )×9+ 13 13 30×( – + ) 1 2 1 3 1 6 4– ÷ 2 5 1 8 – 4 15 48×( – + ) 1 3 1 2 1 4 ( + )×60–27 3 5 1 4 8 6 6 ÷9+ × 9 25 25 24×( + ) 1 6 1 8 5– – 1 6 5 6 3 8 2 ×(9+ )– 4 9 3 1 7 2 7 ÷ + × 2 8 3 8 5– – 1 6 5 6 1 1 4 5 + ÷ + 4 2 5 8 2– × – 8 9 3 4 1 3 7 2 4 1 + ÷ + 8 3 5 6 30×( + – ) 1 6 2 5 1 2 10÷10 1 10 +24 ÷ 12 12 11 4 1 3 1 × +5.2× +1÷ 3 5 3 4 直接写出得数。 2.4÷0.125= 125-25+75= 55×( 1 1 - )= 33 44 1 2 555×13-111×15= 999×15= 2003 × 2005= 2004 1 3 1 4 25×0.32×0.25= 10-3.25+9÷0.3= 10 43.2÷0.125= 7 1 7 -(4 +3 )-0.75= 13 4 13 1 4 3 5 + × + 5 9 8 6 解方程:12×( – + ) 5 11 +X = 12 18 2X– 1 8 = 9 9 X+ 3 7 = 5 10 3X–1.4×2=1.1 X+ – = 2 3 1 2 17 18 5.5x–