(人教新课标)二年级数学下册口算和应用题_天天练之二.doc

29864244 86 24 = 62 31 = 66 18 = 85 11 = 53 21 = 28 24 = 18 75 = 12 46 = 39 37 = 40 33 = 32 22 = 23 58 = 28 71 = 36 55 = ( )42432 38 = 14 19 = 11 68 = 69 23 = 44 22 = 16 31 = 11 38 = 59 22 = 69 24 = 86 11 = 70 28 = 91. 弟弟有彩笔3支，哥哥有彩笔的支数是弟弟的6倍，哥哥比弟弟多几支？2. 停车场原来停了9排汽车，每排6辆，现开走了15辆，停车场现在还剩下多少辆汽车？3. 红色、黄色和花色气球共87个，红气球有28个，黄气球有32个，花气球有多少个500克梨要3元，500克西瓜要1元，买1千克梨和2千克西瓜多少钱？1 4 = 92 42 = 36 37 = 14 68 = ( )963 37 59 = 21 77 = 47 26 = 59 33 = 28 66 = 12 65 = 6( )30( )1010024 66 =21 35 = 35 54 = 20 72 = 15 81 = 35 46 = 18 75 = 20 35 = 13 14 = 24 47 = 1一个电饭煲158元，一辆自行车283元，妈妈带了400元买这两样东西够钱吗？（用估算的方法做）2小明今年7岁，爷爷今年63岁，爷爷的岁数是小明的几倍？7年后爷爷的岁数是小明的几倍？3小明看一本故事书，已经看了120页，正好看了这本书的一半，这本书一共有多少页？4学校体育保管室有篮球54个，是足球的6倍，足球有多少个？90 10 = ( )550 ( )485035 13 = 21 17 = 94 20 = 83 38 = 93 41 = 20 62 = 36 41 = 22 46 = 22 18 = 23 37 = 40 34 = 3( )2422 24 = 20 67 = 29 16 = 1 3支铅笔6角钱，买5支铅笔一共要付多少钱？2.妈妈买回来30个梨，每5个梨放一盘，可以放几盘呢？3.饲养小组养了6只黑兔，白兔的只数是黑兔的4倍，白兔有多少只？4.书架上原来有43本书，放入一些后现在共有书89本，放入了多少本？5. 鱼缸里面有34条红金鱼，比黑金鱼的条数少12条，黑金鱼多少条？34 59 = 52 22 = 15 40 = 30( )1007( )7 20 67 = 34 10 = 53 37 = 22 59 = 61 13 = 22 66 = 40 19 = 33 18 = 43 43 = 69 15 = 50 36 = 62 34 = 18 64 = 11 41 = 43 56 = 31 19 = 22 59 = 50 32 = 17 41 = ( )210( )208040 43 = 64 27 = 17 33 = 69 24 = 1.五年级女生植树38棵，男生植树57棵，六年级的同学比五年级的多植树25棵，六年级植树多少棵？2.养鸡场有母鸡3249只，比小鸡少2483只，小鸡有多少只？养鸡场共有鸡多少只？3、果园里有50棵梨树，比桃树多18棵，桃树有多少棵？4、水果店里有一批水果，上午卖出50筐，下午卖出40筐。这时冷库里的水果减少了多少筐？ 59 25 = 16 33 = 34 61 = 26 33 = 58 31 = 32 15 = 54 51 = 78 30 = ( )86456 50 = 67 19 = 7 62 = 96 51 = 98 20 = 76 27 = 7 75 = 67 18 = 79 22 = 84 33 = 84 52 = 44 40 = 97 41 = 52 16 = 62 44 = 60 37 = 98 43 = 59 53 = 4 2 = 1( )=21.一个足球9元，学校买了6个足球付了100元，应找回多少钱？2.一本科技书81页，小明看了25页，剩下的平均每天看8页，还要多少天才看