五年级数学下册计算一、计算题1、直接写出得数+= -+= += -= +=+= ++= -= += 3--= += -= += ++= -= 1-= -= += 3--= += 3-= -= 0.75+= 1-= 1-–=21.5+9.5= 2.5×0.4= 0.8×0= 0.27 ÷0.03= 9.09 ÷0.9 = 2.34 +0.7= 0.03×1000= 6.3+7= 2.5×0.4= 42.8-4.28= -- = + = 1--= 1-= 1-0.01= 3.5÷0.5= 8.2÷0.01= 8.2×0.01= 0.001+10.099= 3-0.98= 0.63÷0.9= 8.95÷0.895= 2.33×1.2= 1.25×0.8= ++= -= 15.6-13.9= 1.8×0.05= 0.91÷0.7= 12-12×0.1= 1.66÷2= -= += += 7-= 23 +52= -0.75= 50×25×1.2= 7.2÷0.9= 1.6×0.2= 9.3÷0.3= 4÷0.4= 0.45÷0.5= = 3.5×0.1= 3.6÷0.09= 200×0.04= 12-1.2= 1.3×0.5= 0.42÷0.6= 3.2×0.5= 5.5÷11= 0.2×0= 2.5-1.37= += += -= -= += -= 1-= 2÷0.5= 0.5+= 12.63-1.94= 0.001+10.099= 3-0.98= 1--= -= += 0.63÷0.9= 2.33×1.2= 1-= -0.25= 8.95÷0.895=+= += -= 1--= += -= -= -+= += -= 0÷0.25×25= 33.5X+335X= 0.25×0.04= 1.25+0.75-1.25+0.75= 1+= -+= +0.4 = -= -= 2-= = += 1-= -= 6.3 ÷70= 1-0.89= 2÷0.5 = 0.23×0.1= -= += += 0.95-= 1--= + = + = +2= += 1- = +-= -= -= -= -= 5-= 1--= 2.5×4= += -= + += -= 7-= 1—= += 6.3÷0.9= 120÷0.6= 32+3= 15.6-13.9= 1.8×0.05= 3+= += -= —= - = - = + = 1 - = + = - =+ += 1--= 2.4+= += --= 1-(-)= ×÷×= += -= 0.91÷0.7= 12×0.4+0.4×13= 4×(1.5+0.25) = 3.5+7.6=0.4×0.02= 1.23÷3= 2.4×2.5= 16÷1.6= 0.9÷0.01=7÷0.25= 99×0.25= 1.2×0.4+0.4×1.3= 4×(1.5+0.25) =+= += 2--= -0.75= += 12.5×8= 0.64÷16= 0.025100= 0.45÷4.5= 0.25×7×4= += + - + = 23 = -= 2 - = 1--= += -= 1--= -= 0.001+10.099= 3-0.98= 0.63÷0.9= 8.95÷0.895= 2.33×1.2=+= ++= 1-= -0.25= 2.4×5= 33= 1.25×0.8= 20-7.81= = 2、计算下面各题,能简算的要简算。
9-- +++ -(+) -+ 7.8-8.75+2.2-1.25 13.2÷(9.4-5)+5.32 0.4×2.32×0.2522.96×1.5 - 0.296×15 38.75-(24.5+8.75) 0.75×101 +(-) 2-- -+ ﹣(﹣) +﹣+ +﹣7.56×99+7.56 70.3-17.48÷7.6 3.64÷5.2×23.3 1.5×99 45÷(5.25÷0.25) 16.5×101-16.5 36.45÷(0.82+3.4×0.2)0.96÷0.3×14 9.07-2.64÷0.4 13.6×0.85-3.6×0.85+++ -(+) 104×8.5 86.4÷6.4-0.4 13.6×0.8×12.5 23.9×8.5-3.9×8.5 (2.55+9.6÷16)÷0.42 23×6.5+17×6.5 36÷0.4×0.25 (24.6-18.1)×3.4 17.3× 0.25× 8 6.5×1.9-6.5×0.9 2.7×10.1 0.11×25.7+0.11×74.3 25.6×0.74+2.56×1.6+2.56 7-- -(+) +(-) 20 - - - ( + ) -(+) 1.1×2.57+1.1×7.43 +(-) 2-- -+ 0.8 + + 0.2 -(+) +- +++ -(- ) 2—— 2.5—+7.5— + -(+) 1.125÷0.09 6.66×1.2+3.33×7.6 12.13+7.15-1.13+2.8(0.4+4)×2.5 1.28×8.6+0.72×8.6 1.25×0.25×3.2 - ( - ) + - + -(+) +++ -+ 4-- -(+)+ -(+) 4--14.75×88+14.75×12 3.96×2.6-2.96×2.6 4.8×(12-5×0.7) 100÷(2.5×4) 12.5×3.2×25 18-7.4-0.6 4.8×2.9+4.8×7.1 -+- 6.12 ++2.88+ 0.5 ×6.28 +×3.72+++ 5-- -(-) +++ 3.54×101-3.54 0.26×2.5+0.74×2.5+2.5 78-8.5+22-0.5 -(-) ++ 4-- -(+) -++ -(-) --+ 6-3-0.6254.2×9.9+0.42 1.01+1.01×99 0.8×0.4×1.25×25 28÷1.25÷0.82.31×1.5+1.5×7.69 3.12×4.8-14×0.2 (16.5×3+3×7.5)÷6 0.125×72 0.25×0.32×12.5 1.25×4.8 43-2.4×3-+12.8 25×3.2×125 3.94+34.3×2 6.81+6.81×99 42×101-42 1.3×2.5+0.7×2.5 72.8÷5.6+14.9 7.8×49+78×3.8+0.78×130 0.25×3.2×1.25 。