A.288÷18×2 | B.288÷6÷6 | C.288÷4÷9 |
A.42×(18+12)=42×30 |
B.a+b×c=a+c×b |
C.4×a×5=a×(4×5) |
D.(125+50)×8=125×8+50×8 |
A.(a+b)+c=(a+c)+b |
B.a×b×c=a×c×b |
C.(a-b-c)×d=a×d-b×d-c×d |
A.44×25=40×25+4×25 |
B.44×25=11×(4×25) |
C.44×25=40×25-4×25 |
A.264700 | B.153300 | C.365700 | D.53300 |
A.37+28+63 | B.4×28×25 | C.4×17+25 |
A.40 | B.36 | C.10 |
A.32×4×5 | B.32×4+32×5 | C.32×12×4 |
A.75×(2+9)=75×2+75×9 | B.35×4×6=35×(4×6) | C.34×99=34×100-1 |
A.500 | B.50 | C.5 | D.5000 |