计算,怎样简便就怎样计算.125×103-125×3 2700-425-175 125×88 135×99 41+127+59+173 1300
计算,怎样简便就怎样计算.125×103-125×32700-425-175125×88135×9941+127+59+1731300÷25÷4156×l0l-15656...
计算,怎样简便就怎样计算.125×103-125×3 2700-425-175 125×88 135×99 41+127+59+173 1300÷25÷4 156×l0l-156 568-235+65.
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(1)125×103-125×3
=125×(103-3)
=125×100
=12500;
(2)2700-425-175
=2700-(425+175)
=2700-600
=2100;
(3)125×88
=125×8×11
=1000×11
=11000;
(4)135×99
=135×(100-1)
=135×100-135
=13500-135
=13365;
(5)41+127+59+173
=(41+59)+(173+127)
=100+300
=400;
(好仔6)1300÷25÷4
=1300÷(25×4)
=1300÷100
=13;
(7)友帆汪156×l0l-156
=156×(l0l-1)轿含
=156×100
=15600;
(8)568-235+65
=333+65
=398.
=125×(103-3)
=125×100
=12500;
(2)2700-425-175
=2700-(425+175)
=2700-600
=2100;
(3)125×88
=125×8×11
=1000×11
=11000;
(4)135×99
=135×(100-1)
=135×100-135
=13500-135
=13365;
(5)41+127+59+173
=(41+59)+(173+127)
=100+300
=400;
(好仔6)1300÷25÷4
=1300÷(25×4)
=1300÷100
=13;
(7)友帆汪156×l0l-156
=156×(l0l-1)轿含
=156×100
=15600;
(8)568-235+65
=333+65
=398.
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