(1)(-100)+100(2)(-35)+0(3)(-0.5)+4.4(4)(-16)+(-8)(5)(-4.2)+4.25(6)0-(+52)(7)(-14)-(-15)(8)(-1.24)-(+4.76)(9)(-6)×0(10)(-0.5)×(-8)(11)(14-12+16)×12(12)100×-数学
题文
(1)(-100)+100 (2)(-35)+0 (3)(-0.5)+4.4 (4)(-16)+(-8) (5)(-4.2)+4.25 (6)0-(+52) (7)(-14)-(-15) (8)(-1.24)-(+4.76) (9)(-6)×0 (10)(-0.5)×(-8) (11)(
(12)100×(-1)×(-0.1) (13)(-
(14)|-2
(15)1-(-1)(-1)-(-1)×0 (16)-4.2+5.7-7.6+10.1-5.5 (17)25×
(18)(-5)-(-25)×
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答案
(1)原式=0; (2)原式=-35; (3)原式=4.4-0.5 =3.9; (4)原式=-24; (5)原式=0.05; (6)原式=-52; (7)原式=-14+15 =1; (8)原式=-1.24-4.76 =-6; (9)原式=0; (10)原式=4; (11)原式=
=3-6+2=5-6 =-1; (12)原式=10; (13)原式=-
=-6+6 =0; (14)原式=2
=3+
=3
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