(1)原式=1700÷(20×5)
=17 (2)原式=6300÷63÷5
=20 (3)原式=8×25+4×25
=300
(4)原式= 4000÷(125×8)
= 4 (5)原式=125×8×7
=7000 (6)原式=(100+2)×36
=3672
(1)原式=1700÷(20×5)
=17 (2)原式=6300÷63÷5
=20 (3)原式=8×25+4×25
=300
(4)原式= 4000÷(125×8)
= 4 (5)原式=125×8×7
=7000 (6)原式=(100+2)×36
=3672