25070210103929

· 33字 · 1分钟
1 2 3
62.45－19.14＝43.31 48－5＝43 306÷9＝34
94＋(9×20)＝274 67－6＝61 34÷2＝17
46－(91÷7)＝33 (28×13)＋31＝395 81.85－41.11＝40.74
(15×78)＋56＝1226 592÷8＝74 405÷9＝45
3×59＋57＝234 (12＋67)×74＝5846 97.19－65.44＝31.75
55.62－45.91＝9.71 40－(20÷4)＝35 388÷4＝97
22＋(93÷3)＝53 88－42＝46 75－(87÷3)＝46
65×128＝8320 53.86－44.11＝9.75 42.2＋95.56＝137.76
$\frac{9}{17}$－$\frac{4}{17}$＝$\frac{5}{17}$ $\frac{39}{61}$＋$\frac{3}{61}$＝$\frac{42}{61}$ $\frac{47}{90}$－$\frac{35}{90}$＝$\frac{12}{90}$
$\frac{66}{96}$－$\frac{11}{96}$＝$\frac{55}{96}$ $\frac{26}{36}$－$\frac{4}{36}$＝$\frac{22}{36}$ $\frac{77}{96}$－$\frac{15}{96}$＝$\frac{62}{96}$
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