46.9*3.7+46.9*5.3+46.9 3.79*78+5.21*78+78 126.5*0.25*40 0.96
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/05/10 06:45:03
46.9*3.7+46.9*5.3+46.9 3.79*78+5.21*78+78 126.5*0.25*40 0.96*0.2*5 45.4*10.1
46.9*3.7+46.9*5.3+46.9
=46.9*(3.7+5.3+1)
=46.9*10
=469
3.79*78+5.21*78+78
=(3.79+5.21+1)*78
=10*21
=210
126.5*0.25*40
= 126.5*10*0.25*4
=1265*1
=1265
0.96*0.2*5
=0.96*1
=0.96
45.4*10.1
=45.4*(10+0.1)
=45.4*10+45.4*0.1
=454+4.54
=458.54
=46.9*(3.7+5.3+1)
=46.9*10
=469
3.79*78+5.21*78+78
=(3.79+5.21+1)*78
=10*21
=210
126.5*0.25*40
= 126.5*10*0.25*4
=1265*1
=1265
0.96*0.2*5
=0.96*1
=0.96
45.4*10.1
=45.4*(10+0.1)
=45.4*10+45.4*0.1
=454+4.54
=458.54
46.9*3.7+46.9*5.3+46.9 3.79*78+5.21*78+78 126.5*0.25*40 0.96
3.79×78+5.21×78+78=?用简便方法计算
怎么用简便方法计算 3.79×78+5.21×78+78
78
(78又40分之39)÷(+78)
111 78 40 99
简便计算:(1) 12.6÷5.6×0.8 (2) 4.5×78÷1.3 (3) 15.79÷4-3.79×0.25
‘ 78+78等于?
计算 :(1.375×1/4+2又5/8×0.25)/1/4 78×3.6+78×7.4-78
78*25+78*76-78简便运算
77,78,
因为78