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20 questions
1 34 + 5 18\ 1\ \frac{3}{4}\ +\ 5\ \frac{1}{8} 1 43 + 5 81 =
6 78 6\ \frac{7}{8}\ 6 87
6 58\ 6\ \frac{5}{8} 6 85
6 4126\ \frac{4}{12}6 124
6 48\ 6\ \frac{4}{8} 6 84
3 13 + 6 + 2 79 =\ 3\ \frac{1}{3}\ +\ 6\ +\ 2\ \frac{7}{9}\ = 3 31 + 6 + 2 97 =
10 10910\ \frac{10}{9}10 910
11 8911\ \frac{8}{9}11 98
11 79\ 11\ \frac{7}{9} 11 97
11 1911\ \frac{1}{9}11 91
3 88\frac{8}{8}88
4
4 88\frac{8}{8}88
4 48\frac{4}{8}84
4 14 + 3 12 + 23=\ 4\ \frac{1}{4\ }\ +\ 3\ \frac{1}{2}\ +\ \frac{2}{3}= 4 4 1 + 3 21 + 32=
8 5128\ \frac{5}{12}8 125
7 17127\ \frac{17}{12}7 1217
8 6128\ \frac{6}{12}8 126
7 18127\ \frac{18}{12}7 1218
14+35 + 3 =\frac{1}{4}+\frac{3}{5}\ +\ 3\ =41+53 + 3 =
4\ 4 4
3 493\ \frac{4}{9}3 94
3 1720\ 3\ \frac{17}{20} 3 2017
1720\frac{17}{20}2017
\ 2 26 + 1 38 =2\ \frac{2}{6}\ +\ 1\ \frac{3}{8}\ =2 62 + 1 83 =
3 17203\ \frac{17}{20}3 2017
3 514\ 3\ \frac{5}{14} 3 145
3 512\ 3\ \frac{5}{12} 3 125
2 17202\ \frac{17}{20}2 2017
5 34+7 45 +2 =\ 5\ \frac{3}{4}+7\ \frac{4}{5}\ +2\ = 5 43+7 54 +2 =
14 312014\ \frac{31}{20}14 2031
13 112013\ \frac{11}{20}13 2011
15 112015\ \frac{11}{20}15 2011
12 112012\ \frac{11}{20}12 2011
\ 2 26 + 1 36 =2\ \frac{2}{6}\ +\ 1\ \frac{3}{6}\ =2 62 + 1 63 =
3 563\ \frac{5}{6}3 65
38+234 =\frac{3}{8}+2\frac{3}{4}\ =83+243 =
3343\frac{3}{4}343
3183\frac{1}{8}381
2142\frac{1}{4}241
2182\frac{1}{8}281
计算 12\frac{1}{2}21 和 5565\frac{5}{6}565 的和。
4134\frac{1}{3}431
6566\frac{5}{6}665
6136\frac{1}{3}631
7127\frac{1}{2}721
213+ 79+116=2\frac{1}{3}+\ \frac{7}{9}+1\frac{1}{6}=231+ 97+161=
2132\frac{1}{3}231
3293\frac{2}{9}392
47124\frac{7}{12}4127
45184\frac{5}{18}4185
计算 2572\frac{5}{7}275 和 1141\frac{1}{4}141 的和。
29142\frac{9}{14}2149
327283\frac{27}{28}32827
325283\frac{25}{28}32825
315283\frac{15}{28}32815
计算 3, 1491\frac{4}{9}194 和 2562\frac{5}{6}265 的和。
6166\frac{1}{6}661
65186\frac{5}{18}6185
7297\frac{2}{9}792
75187\frac{5}{18}7185
5 + 258 + 3185\ +\ 2\frac{5}{8}\ +\ 3\frac{1}{8}5 + 285 + 381
101810\frac{1}{8}1081
101210\frac{1}{2}1021
107810\frac{7}{8}1087
103410\frac{3}{4}1043
56+13=\frac{5}{6}+\frac{1}{3}=65+31= 同学们可以拿草稿来完成题目哦(答案要最简分数)
1161\frac{1}{6}161
1661\frac{6}{6}166
76\frac{7}{6}67
37 + 2 27 =\frac{3}{7}\ +\ 2\ \frac{2}{7}\ =73 + 2 72 =
57\frac{5}{7}75
2 572\ \frac{5}{7}2 75
3 573\ \frac{5}{7}3 75
2 5142\ \frac{5}{14}2 145
3 + 1 16 + 16\ 3\ +\ 1\ \frac{1}{6}\ +\ \frac{1}{6} 3 + 1 61 + 61 =
4 264\ \frac{2}{6}4 62
4 2124\ \frac{2}{12}4 122
4 13\ 4\ \frac{1}{3} 4 31
3 26\ 3\ \frac{2}{6} 3 62
选出涂黑部分所代表的假分数和带分数。
114\frac{11}{4}411 , 2342\frac{3}{4}243
2324\frac{23}{24}2423 , 2342\frac{3}{4}243
114\frac{11}{4}411 , 2142\frac{1}{4}241
1112\frac{11}{12}1211 , 2142\frac{1}{4}241
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