1.Whoisn’tintheoffice?A.Pat’sfriend.B.Kate.C.Pat.2.What’sLucy’stelephonenumber?A.6670844.B.6677844.C.66077844.
A . Pat’s friend.
B . Kate.
C . Pat.
2 . What’s Lucy’s telephone number?
A . 6670844.
B . 6677844.
C . 66077844.
6.3÷0.021=1.5÷0.03=0.43×5=0.7×8-0.6=72÷24=5×0.7=6 2020-04-07 …
5×0.7=0.43×5=3.6÷0.9-4=240÷37≈3.6-0.36=8.1-2.2=0. 2020-04-07 …
口算大比拼.400-35-65=(25+125)×4=0.93×100-13=13×25×4=0. 2020-05-17 …
口算大比拼.400-35-65=(25+125)×4=0.93×100-13=13×25×4=0. 2020-05-17 …
求极限lim[6^(n+1)-7^n]/[5*6^n+7^n](n->∞) 2020-06-14 …
求极限lim[6^(n+1)-7^n]/[5*6^n+7^n](n->∞)答案是-6/5么? 2020-06-14 …
直接写得数0.6÷3-0.2=0.13×5=7.2÷0.6=0.005×0.8=0.78-0.59 2020-07-18 …
口算.3500÷7=50×0×6=40×50=0÷7×85=200-163=300÷6=210÷7 2020-07-19 …
直接写得数.2.5×4=0.25×3=2.8×0.2=2.4÷0.3=4.6÷0.2=0.32÷0. 2020-11-19 …
直接写数对又快.3.5×4=8.2+2.08=36÷0.01=99+1÷10=6-2.4×2=4÷0 2020-11-19 …