0.125×0.25×8×4 7.4×0.28+0.28×2.6 15.89-3.2-6.8
15.73﹣(6.25+3.73) | 100﹣[45﹣(30.62+9.38)] |
70.9﹣1.25﹣1.75 | 2.54+9.16+9.46﹣9.16 |
a+b= +
4.8×100.1=4.8×+4.8×
6.5+a+3.5=+(3.5+)
25×c×32=×( 25×)
600÷x÷y=600÷(×)
17×62+17×37+17=×(++)
①0.67+0.65+0.35+0.33
②0.29+2.7+(7.71-1.7)
③2.87+0.96-0.87
④54.6-44.8-5.2
=+
21.47+15.9+8.53
①89×(10.32-6.98)
②11.23+6.88+3.77
③15-6.4+3.6
④101×0.41-0.41
⑤(9.25-4.75)÷2.5÷4
⑥[1-(0.5-0.25)]×0.6
①73+3.4+27+5.6
②7.25-3.42-1.58
③125×25×32
④363×7+237×7
⑤4300÷25÷4
⑥104×25
①38+48÷6×9
②7.02+11.57+3.98
③37×28+28×63
④72×125
⑤3200÷4÷25
⑥76×[144÷(80-68)]
①12.5×88
②4.5×2.6+6.06÷1.2
③0.63×99+0.63
④3.8×5.2+0.35×48
⑤9÷2.5÷0.4
⑥5.6+13.8+6.2+4.4