二年级上册数学单元测试-4.凯蒂学艺-表内乘法（二）一、单选题1.计算3×5和5×3时，我们可以想乘法口诀( )。 A. 三三得九                                     B. 三四十二                                       C. 三五十五 2.“5×5○27”，比较大小，在○里应填的符号是（  ）A. ＞                                         B. ＜                                         C. ＝                                         D. ＋3.选一选，正确的答案（1）2×3=（  ）A. 12－3                                    B. 2＋4                                    C. 2×2                                    D. 2×4（2）4×2=（  ）A. 12－3                                    B. 2＋4                                    C. 2×2                                    D. 2×4（3）3×3=（  ）A. 12－3                                    B. 2＋4                                    C. 2×2                                    D. 2×4（4）5－1=（  ）A. 12－3                                    B. 2＋4                                    C. 2×2                                    D. 2×44.“20+5○4×5”，比较大小，在○里应填的符号是（  ）A. ＞                                         B. ＜                                         C. ＝                                         D. －5.填上+、－、或×、÷． （1）5○5=25，○里应填（  ）A. ÷                                          B. +                                          C. ×                                          D. －（2）6○6=12，○里应填（  ）A. ÷                                          B. +                                          C. ×                                          D. －（3）5○5=0，○里应填（  ）A. ÷                                          B. +                                          C. ×                                          D. －6.积是18的算式是（  ）。A. 48-39                                    B. 9×9                                    C. 3+6                                    D. 2×97.“3+33×3”，比较大小，在里应填的符号是（  ）A. ＞                                         B. ＜                                         C. ＝                                         D. －二、判断题8.4×2写成加法算式可以是4+4,也可以是2+2+2+2．9.几个加数相加，可以用乘法表示比较简便。10.2×5和5×2都读作5乘2。\n11.一张一百能换十张二十元12.5个2相加，写成算式是5+2。三、填空题13.把加法算式改写成乘法算式。6+6+6+6＝________×________    2+2+2+2+2+2+2+2+2＝________×________14.加法算式：________乘法算式：________乘法口诀：________15.看图填空并列式计算．每份是________，有________份，有________个________连加．________×________＝________16.在横线上填上“＞”、“＜”或“=”号．3×6________9×24×8________5×617.把25平均分成5份，每份是________。18.先把口诀补充完整，再根据口诀写出乘法算式。三六________________×________ =________________×________=________19.有一些铅笔，要把它们平均分给6个小朋友，正好分完．这些铅笔最少有________支？20.先把口诀写完整，再根据乘法口诀写出两道乘法算式。   ________ 二 十 四 ________________   四、解答题21.对每个点图编2的乘法题\n22.看图回答________个________：加式________ 乘式________ 五、综合题23.根据信息，完成下题。（1）完成统计表。项目篮球足球乒乓球人数________ ________ ________ （2）喜欢看那种比赛的人最多？那种最少？六、应用题24.看图回答\n答案解析部分一、单选题1.【答案】C2.【答案】B3.【答案】（1）B（2）D（3）A（4）C4.【答案】A5.【答案】（1）C（2）B（3）D6.【答案】C7.【答案】B二、判断题8.【答案】正确9.【答案】错误10.【答案】错误11.【答案】错误12.【答案】错误三、填空题13.【答案】4；6；2；914.【答案】6+6+6=18；6×3=18；三六十八15.【答案】4；3；3；4；4；3；1216.【答案】=；>17.【答案】518.【答案】十八；3；6；18；6；3；1819.【答案】6支20.【答案】四六；4×6＝24；6×4＝24四、解答题21.【答案】解：2×1=2或1×2=22×8=16或8×2=1622.【答案】5；2；2+2+2+2+2=10；5×2=10或2×5=10五、综合题\n23.【答案】（1）10；5；30（2）乒乓球；足球六、应用题24.【答案】5＋5＋5＝15(只)