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看谁算得又快又对.7×4÷7×4=151-77-33=325+480+75=9×125×8=25×7×4=0×240÷6=295-128-72=30×7÷10=
题目详情
看谁算得又快又对. 7×4÷7×4= | 151-77-33= | 325+480+75= | 9×125×8= |
25×7×4= | 0×240÷6= | 295-128-72= | 30×7÷10= |
▼优质解答
答案和解析
(1)7×4÷7×4,
=28÷7×4,
=4×4,
=16;
(2)151-77-33,
=151-(77+33),
=151-110,
=41;
(3)325+480+75,
=(325+75)+480,
=400+480,
=880;
(4)9×125×8,
=9×(125×8),
=9×1000,
=9000;
(5)25×7×4,
=25×4×7,
=100×7,
=700;
(6)0×240÷6,
=0÷6,
=0;
(7)295-128-72,
=295-(128+72),
=295-200,
=95;
(8)30×7÷10,
=210÷7,
=30.
=28÷7×4,
=4×4,
=16;
(2)151-77-33,
=151-(77+33),
=151-110,
=41;
(3)325+480+75,
=(325+75)+480,
=400+480,
=880;
(4)9×125×8,
=9×(125×8),
=9×1000,
=9000;
(5)25×7×4,
=25×4×7,
=100×7,
=700;
(6)0×240÷6,
=0÷6,
=0;
(7)295-128-72,
=295-(128+72),
=295-200,
=95;
(8)30×7÷10,
=210÷7,
=30.
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