1.直接写出得数。(每题 1★)
$45÷5=$
$27+53=$
$22+77=$
$30+45=$
$5×2=$
$8÷2=$
$2×4=$
$76-11=$
$51+25=$
$7×7=$
$3×9=$
$90-60=$
$88-56=$
$15÷3=$
$49÷7=$
$3×8=$
$7×6=$
$7×9=$
$10÷2=$
$5×6=$
$29+69=$
$35+42=$
$72÷8=$
$6×3=$
$36÷9=$
$36-15=$
$2×9=$
$2×3×3=$
$9×2÷3=$
$27÷3×4=$
$45÷5=$
$27+53=$
$22+77=$
$30+45=$
$5×2=$
$8÷2=$
$2×4=$
$76-11=$
$51+25=$
$7×7=$
$3×9=$
$90-60=$
$88-56=$
$15÷3=$
$49÷7=$
$3×8=$
$7×6=$
$7×9=$
$10÷2=$
$5×6=$
$29+69=$
$35+42=$
$72÷8=$
$6×3=$
$36÷9=$
$36-15=$
$2×9=$
$2×3×3=$
$9×2÷3=$
$27÷3×4=$
答案
1. 9 80 99 75 10 4 5 30 98 77 9 18 4 21 18 18 6 36
2.用竖式计算。(每题 3★)
$44+19=$
$43-17=$
$23+39=$

$65-28=$
$57+28=$
$32-15=$
$44+19=$
$43-17=$
$23+39=$
$65-28=$
$57+28=$
$32-15=$
答案
2.63 26 62 37 85 17(竖式略)
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