×16= 12÷ = × = 0× + =
1÷ = ÷ = 3.6× = × ÷ × =
75%x+3.6=8.4
×8= ÷0.5= ÷60%=
6.8×10%= 2- = 1.2+ = 36×75%=
= 32-23=
90%×90 =
56÷7% =
200÷20% =
0.6÷3% =
2000×3.15% =
0.72÷6% =
20×35% =
1.5÷50% =
70×(1-85%)=