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【答案】 62×7.1+2.9,
=440.2+2.9,
=443.1;
=(4+0.2)×0.25,
=4×0.25+0.2×0.25,
=1+0.05,
=1.05;
=(5.2+0.8)×4.3,
=6×4.3,
=25.8.
=8.5+6×4,
=8.5+24,
=32.5.
=0.2+2.5%,
=0.225;
=4×8×125×2.5,
=8×125×(4×2.5),
=1000×10,
=10000;
=94÷(58.14-57.2),
=94÷0.94,
=100.
=13÷(0.4×2.5),
=13÷1,
=13;
=(1.25×0.8)×2.5,
=1×2.5,
=2.5;
=1.5×(101-1),
=1.5×100,
=150;
=4.8×100+4.8×1,
=480+4.8,
=484.8.
=15.275-7.8,
=7.475;
=0.57+0.1032,
=0.6732.
=189÷3,
=63;
=456÷2,
=228;
=516×6,
=3096.
=200+825,
=1025;
=51×48,
=2448.
=576-397,
=179;
=773-556,
=217.
=4.82-6.5×0.6,
=4.82-3.9,
=0.92.