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递等式练习(一)
班级:
姓名:
成绩:
25+ 30+18 19+ ÷ 8 ( 45-17)÷ 4 57+( 53-41)
= =
15÷3×5 = =
84-35-9 = = 18÷3÷3 = =
6× 4÷= =
= =
4× 9+25 = =
19- 32÷ 8 = = 36+ 3× 3 = = 54- 6÷= =
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= =
9×(45- 36) = =
( 24+32)÷ 8 = =
( 66-12)÷ 6 = =
18÷= =
= =
9
×5÷45 = = 47÷( 80-33) = =
18+ 27÷ 9 = =
6× 3) ( 18+ 27)= =
9
8 2(÷