(1)原式=96×8+4×8
=(96+4)×8
=800
(2)原式=73.26-3.26-18.9
=70-18.9
=51.1
(3)原式=87×(25×4)
=87×100
=8700 (4)原式=21.4+4.6-(15.32+4.68)
=26-20
=6
(1)原式=96×8+4×8
=(96+4)×8
=800
(2)原式=73.26-3.26-18.9
=70-18.9
=51.1
(3)原式=87×(25×4)
=87×100
=8700 (4)原式=21.4+4.6-(15.32+4.68)
=26-20
=6