计算,能简算的要简算(这一题在作业纸上完成).(300-1456÷26)×324620+(401-438÷73)9999+998+97+625×38×4135×99235-135÷549×99+491

题目简介

计算,能简算的要简算(这一题在作业纸上完成).(300-1456÷26)×324620+(401-438÷73)9999+998+97+625×38×4135×99235-135÷549×99+491

题目详情

计算,能简算的要简算(这一题在作业纸上完成).
(300-1456÷26)×324620+(401-438÷73)9999+998+97+6
25×38×4135×99235-135÷5
49×99+49125×(8+4)125×32×25
5620÷(562×5)97-12×6+43175+25÷25+15
156×l0l-15699×56+56一462(250+25)×40.
题型:解答题难度:中档来源:不详

答案

(1)(300-1456÷26)×32
=(300-56)×32
=244×32
=7808

(2)4620+(401-438÷73)
=4620+(401-6)
=4620+395
=5015

(3)9999+998+97+6
=(9999+1)+(998+2)+(97+3)
=10000+1000+100
=11100
(4)25×38×4
=25×4×38
=100×38
=3800

(5)135×99
=135×(100-1)
=135×100-135
=13500-135
=13465

(6)235-135÷5
=235-27
=198

(7)49×99+49
=49×(99+1)
=49×100
=4900

(8)125×(8+4)
=125×8+125×4
=1000+500
=1500

(9)125×32×25
=(125×8)×(4×25)
=1000×100
=100000

(10)5620÷(562×5)
=5620÷562÷5
=10÷5
=2

(11)97-12×6+43
=97-72+43
=25+43
=68

(12)175+25÷25+15
=175+1+15
=175+15+1
=191

(13)156×l0l-156
=156×(101-1)
=156×100
=15600


(14)99×56+56一462
=56×(99+1)-462
=5600-462
=5138

(15)(250+25)×40
=250×40+25×40
=10000+1000
=11000

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