4.02-3.5+0.98简便计算

宦栏米683口算题 四年级 -
翁空发13747439542 ______ 0.2+2.7= 5.6+4.4= 9.4+0.06= 0.7+0.4= 0.06*100= 0.5-0.45= 10-0.1= 1.8-0.9= 12.6-1.2= 17+0.33= 1.01+0.6= 7-0.05= 9-0.26= 0.83*0.1= 7.8-6.9= 15.3-0.5= 0.55*0.1= 100*0.01= 5.12 - 2.102 38.92+57.8 76.3-18.59 42.69+18.86 47.03–30.04–9.96...

宦栏米683脱式计算:4.02 - 3.5+0.98;                   54÷(3.94+6.86) -
翁空发13747439542 ______[答案] (1)4.02-3.5+0.98 =0.52+0.98 =1.5 (2)54÷(3.94+6.86) =54÷10.8 =5

宦栏米6834.2 - 3.5*0.98 5.62怎样简便运算? -
翁空发13747439542 ______ 解: 4.2-3.5*0.98 +5.62=4.2-3.5*0.98-3.5*0.02 +3.5*0.02 + 5.62=4.2-3.5+0.07+5.62=0.7+0.07+5.62=6.39

宦栏米6834.02 - 3.5x0.98怎样简算题 -
翁空发13747439542 ______[答案] 解4.02-3.5x0.98 =4.02-3.5x(1-0.02) =4.02-3.5+0.7 =0.52+0.7 =1.22

宦栏米683脱式计算4.6 - (1.75+2.08)4.02 - 3.5+0.989.5+4.85 - 6.36. -
翁空发13747439542 ______[答案] (1)4.6-(1.75+2.08) =4.6-3.83 =0.77 (2)4.02-3.5+0.98 =(4.02+0.98)-3.5 =5-3.5 =1.5 (3)9.5+4.85-6.36 =14.35-6.36 =7.99

宦栏米683出五年级上册的“加减乘除”,越多越好 -
翁空发13747439542 ______ 展开全部4.8÷40= 53÷100= 5.1+2.3= 1.25*80= 0.78÷10= 0.52+0.4= 7*1.2= 0.25*100= 3.4-2.8= 0.6-0.37= 0.052*10= 10+0.08= 1-0.75= 0.5*1000= 7.82+0.3= 13.5+6.5= 3.05*100= 1.2-0.8= 21.6-12.6= 63÷100= 0.83-0.5= 0.76+0.14= 80÷1000= 2.7...

宦栏米683 用简便方法计算.4.02 - 3.5+0.987.08 - 0.74 - 1.260.81*99+0.8125*(85+85+85+85) -
翁空发13747439542 ______[答案] (1)4.02-3.5+0.98,=4.02+0.98-3.5,=5-3.5,=1.5;(2)7.08-0.74-1.26,=7.08-(0.74+1.26),=7.08-2,=5.08;(3)0.81*99+0.81,=0.81*(99+1),=0.81*100,=81;(4)25*(85+85+85+85),=25*85...

宦栏米6834.02 - 305+0.98=等于多少 -
翁空发13747439542 ______ 4.02-305+0.98=4.02+0.98-305=5-305=-300

宦栏米6833.5x0.99 3.75x0.01的简便方法. -
翁空发13747439542 ______ 3.5x0.99 +3.75x0.01 =3.5x0.99+(3.5+0.25)x0.01 =3.5x0.99+3.5x0.01+0.25x0.01 =3.5x(0.99+0.01)+0.0025 =3.5+0.0025 =3.5025

宦栏米683递等式计算. (3.12+0.9)÷[(1__
翁空发13747439542 ______ (1)(3.12+0.9)÷[(1-0.4)÷0.1],=4.02÷[0.6÷0.1],=4.02÷6,=0.67;(2)(4.7+32 5 )÷[(41 7 -3.5)*21 3 ],=8.1÷[(9 14 *21 3 ],=8.1÷3 2 ,=5.4.