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$10 + 12.8 =$
答案
$10 - 9.8 =$
答案
$1 - 0.72 =$
答案
$8 + 0.92 =$
答案
$7.25 + 0.85 =$
答案
$6.3 - 5.3 =$
答案
$10.3 - 8.8 =$
答案
$0.88 + 0.12 =$
答案
$1.6 + 8.4 =$
答案
$1 - 0.45 =$
答案
$5.7 - 0.7 =$
答案
$4.8 + 5.2 =$
答案
$11 - 0.9 =$
答案
$3.2 + 2.3 =$
答案
$5.83 - 0.83 =$
答案
$1.7 - 0.97 =$
答案
$2.42 + 4.22 =$
答案
$6.66 - 4.22 =$
答案
$1.37 - 0.47 =$
答案
$42.1 - 2.5 =$
答案
$17 - 0.91 =$
答案
$19 - 9.9 =$
答案
$1 - 0.78 =$
答案
$3.26 + 1.68 =$
答案
$1.07 + 0.03 =$
答案
$3.14 + 0.06 =$
答案
$6.4 + 4.6 =$
答案
$2.98 + 7.02 =$
答案
$8 - 7.09 =$
答案
$3.2 + 0.72 =$
答案
$1 - 0.12 =$
答案
$7.26 + 0.74 =$
答案
$1 - 0.38 =$
答案
$10 - 6.5 =$
答案
$100 - 6.5 =$
答案
$0.62 + 0.38 =$
答案
$4.87 - 0.87 =$
答案
$2 - 1.21 =$
答案
$19 - 17.9 =$
答案
$1.2 - 0.48 =$
答案
$10 - 3.54 =$
答案
$1.04 + 2.74 =$
答案
$5.92 + 3.21 =$
答案
$40.11 + 4.11 =$
答案
$40.11 - 4.11 =$
答案
$85.7 - 8.5 =$
答案
$7.32 + 3.72 =$
答案
$7.59 - 3.59 =$
答案
$7.59 + 3.59 =$
答案
$15.9 + 13.22 =$
答案
$51.55 - 2.5 =$
答案
$10 - 0.001 =$
答案
$100 - 9.22 =$
答案
$72.27 - 0.22 =$
答案
$72.27 + 0.22 =$
答案
$7.86 - 4.68 =$
答案
$3.59 - 0.9 =$
答案
$2 + 22.29 =$
答案
$9.21 + 9.21 =$
答案
$30.33 + 4.97 =$
答案
$10.02 - 1.2 =$
答案
$42.1 - 2.5 =$
答案
$10 - 0.99 =$
答案
