摘要：A．340 B．325 C．265 D．1545 (2)从369里减去15的4倍.差是多少?正确的算式是( ). A．×4 B．369-15×4 C．369×4-15 的算式用文字表达是( ). A．73除以26加上38 B．73除以26的商加上38 C．73除以26加上38的和 (4)根据算式选择问题. 甲乙两人同时从两地相向而行.甲骑车每小时行15千米.乙步行每小时行6千米.经过5小时两人相遇. ①15×5 ( ) ②15+6 ( ) ③ ④ A．甲乙两人每小时共行多少千米? B．两地之间的路程是多少千米? C．相遇时.甲行了多少千米? D．相遇时.乙比甲少行多少千米?
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| 180÷60= | 12×25= | 0÷90= |
| 4×5÷4×5= | 0.25×4+4= | 131+218+269+182= |
| 25×6×4= | 420÷35= | 36×5×4= |
| 120÷5÷3= | 198-75-25= | 120-20÷5= |
| 59亿-58亿= | （1.3+3.5）÷0.6= | 75÷2.5= |
| 0.45÷1.25÷8= | 2.5×7.6×4= | 97.6÷0.02= |
| 8.8-（0.25+0.4）= | 0.25+87+0.75= | 0.8-0.35×2= |
| 0.1÷0.01×0.1= | 9.9+9.9×99= | 2.7×3.6+6.4×2.7= |
| 720÷8÷9= | 2.9+5.7+2.1= | 2-0.16-0.64= |
| 16.7+84.5-16.7= | 6.8-（3.8+2.9）= | 9×1.3+9×6.7= |
| 5.5-5.25+5.2= | 0.8×25-10= | 42.8×25×4= |
| 7.2+2.8= | 0.9÷0.01= | 3.5+7.6= |
| 3×0.2×0.5= | 0.96÷0.3= | 1.5×0.4= |
| 7÷0.25= | 2.5×0.7×0.8= | 8-2.5= |
| 16÷1.6= | 5.6×1.01= | 8×（2.5+0.25）= |
| 0.36+0.64= | 64.32÷16= | 72.8÷0.8= |
| 8.4×0.2+1.6×0.2= | 8.4÷4.2= | 0.05×0.8= |
| 2.56-0.37= | 1.23×3= | 25×0.8×0.5= |
| 12×2.5= | 3.2÷1.6= | 3.5+3.5×3= |
| 19.6÷2= | 8.8÷2.2= | 3.9+2.03= |
| 7.2×0.3+2.8×0.3= | 13.8+9.9= | 2.4×2.5= |
| 0.75×4= | （1.5+0.25）×4= | 4.2÷0.1= |
| 4.2÷3.5= | 2.14-0.9= | 27+456+73= |
| 12÷0.3= | 2.87÷0.7= | 13÷4= |
| 24÷4+56÷4= | 2.1×0.3÷2.1= | 2.3-0÷8.1= |
| 1.37-1.37÷1.37= | 4.4÷（5×0.2）= | 7×1.3= |
| 0.96÷0.06= | 0.36×0.3= | 0.35÷0.7= |
| 13.65÷13= | 4×0.8×0.25×1.25= | 13+0.7÷0.7= |
| 7.05×23.7+7.05×76.3= | 0.125×3.2×2.5= | （12+23.1÷0.75）×0.4-5.12= |
| 728+199= | 637-201= | 16×25= |
| 1.6×[（12-7.2）÷（0.84÷2.1）]= |
| 0.36÷1.2= | 0.78-0.3= | 3.7×2= | 0.4×0.5= | ||||||||||||||||||
| 0.39+0.61= | 10-7.2= | 0.88÷1.1= | 0.75×4= | ||||||||||||||||||
| 11-1.5= | 2.48÷4= | 7.8-0.38= | 2.8×5= | ||||||||||||||||||
| 4×10.1= | 4×0.25= | 3.2+1.6= | 10.6-5.2= | ||||||||||||||||||
| 0.32+1.68= | 0.8×125= | 7.28÷7= | 4.8+39= | ||||||||||||||||||
| 43÷0.01= | 0.4÷2= | 1.3×60= | 1.5×0.04= | ||||||||||||||||||
| 1.53-0.7= | 1.5-0.6= | 0.3÷1.5= | 95÷19= | ||||||||||||||||||
| 0.65+4.35= | 14-7.4= | 11.2-9.8= |
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0.9×1.25×8= | 5.85+1.37+4.25= | ||||||||||||||||||
| 0.43×10+57= | 62-2.8-1.2= | 2.7×3÷2.7×3= | 0.8×0.5×1.25= |
| 3.3×2= | 2.4×0.5= | 0.6×0.9= | 0.2×0.3= |
| 0.39+0.61= | 10-7.2= | 0.88+1.1= | 0.75×4= |
| 11-1.5= | 4.48-4= | 7.8-0.8= | 2.8×5= |
| 4×0.3= | 4×0.25= | 3.2+1.6= | 10.6-5.2= |
| 0.32+1.68= | 8×125= | 7.28+7= | 0.8+39.2= |
| 43+0.01= | 0.4×2= | 1.5×6= | 1×0.04= |
| 1.53-0.5= | 1.5-0.6= | 0.3+1.5= | 95÷5= |
| 0.65+4.35= | 14-7.4= | 11.2-9.8= | 4.4×2= |
| 35-25= | 56-26= | 45+15= | 35-15= |
| 38+28= | 15+25= | 12+12= | 47-27= |
| 13+23= | 1-12= | 14+14= | 212+312= |
| 14-0= | 610-510= | 1-23= | 0+56= |
| 78-38= | 29+29= | 58-48= | 15+45= |
| 0.9×125×8= | 5.75+1.37+4.25= | 0.43×10+5.7= | 62-2.8-1.2= |
| 2.7×4+2.7×6= | 0.25×0.5×4= |