递等式计算
9×4+6 7×3+5 50―4×5
7+6×2 4+24÷8 5―8÷4
72÷8―3 80―6×8 57―28÷4 23+5×8 8×7―34 90―÷6 42+40÷5 38+4×4 100―45―25 12―3×2
36+81÷9 15―6×2 16+24÷8 2×6+37 56―2×6 32÷4+15 80―7×9 26+36―14 +32÷8 7×4+15 45+8×4
4+12÷4
80―8×7
90―3×9
44+4×7
40+2×6
12―35÷7
36÷4―7
86―6×9
24+40÷8
(29+25)÷9 5×(36―29) (83―35)÷6
94―(25+19) 16+24÷8 18―9×2
30÷6―3 (16+24)÷8 (18―9)×2
30÷(6―3) 8×(69―60) 25+3×4 28÷(57―50) 36―2×3 2×(83―74) (63―21)÷7 100―(45+35) 34+8×2 (88-16)÷8 (2+7)×8
26+16)÷7 6+57)÷9 7+8×5 50―8×4 ( 36―2)×3 36÷(72―68) 35+(27+18) 30-(19+2) (3+5)×6 76+72÷8 6×(2+6) 9×(45―38)
18+72÷9
6×(15―8)
12+33)÷9
8×4―20
47―18÷6
45+5×9
( 26+28)÷9 36÷9×6 38-(49-21) 3×9×3
( ( (
4×6+7 20÷4+5 6×8+5
(75-18)×7 9×6+4 10+5×4
42÷(1+6) 6×(5+4) 6+8×4
(6+2)×7 5×3+9 6×8+6 9×8-21 42÷7×6 72÷(3×3) 36+5×7 (75-18)×7 6×2+7 (19+2)÷3 29-4×2
40-28)÷6 9×8+30 66-50)÷2 3+4×6 60-9×4 (42-20)÷2 7÷(10-3) 9×6+4 7×(45÷5) (36÷4)+27 16÷2×7 42+30)×2
8×7+30
36÷(2+4) 8×4+6
2×(2+5)
9×8+51
56÷8×7
24÷4×8
19+9×6
32÷4+16
42÷6×7
( ( (
77-46+32 65-38+26 79+19-56
= = =
= = =
(58-34)÷8 = = (2+7)×8 = = 4×6+7 = = (75-18)×7 =
84-27+16= 6×(2+6) 20÷4+5 9×6+4 4+27-16
3×9×3
6×8+5
10+5×4
= = = = = = = = = = = = = =
= = =
77-76+32 61-38+26 79+19-16
= = =
= 18-36+27 = = 73-23-4 = = 30-(23-29) = =
87-27+16 93-(39-23) 33-(39-23)
30+(23-29)
71-(25-24)
99-(25-24)
= = = = = = = = = = = = = =
6×2+7 7×(45÷5) 19+9×6
= = =
= = =
(19+2)÷3 = = 29-4×2 = = 99-(99-29) = = 55-46+22
(6÷4)+27 16÷2×7 93-(39-23) 65-28+26 32÷4+16
42÷6×7
30-(23+29)
58+18-56 = = = = = = = = = = = =
= = =
= = =
58-26+25 84-25+16= 4+25-16
= = 18-26+25 = = 52-22-4 = = 22+22+84 =
85-25+16 82-(28-22) 82-(28-22)
20+(22-28)
51-(25-24)
88+(88-28)
= = = = = = = = = = = =
= =
= = =
77-46+32 63-38+26 79+19-36
= = =
= 76+72÷8 = = 42÷(1+6) = = (6+2)×7 = =
(100-63)×8 6×(5+4) 40-28)÷6
38-(49-21)
6+8×4
42+30)×2
= = = = = = = = = = ( ( = = = =
6×8+6 (66-50)÷2 36÷(2+4)
= = =
= = =
38-36+27 = = 73-23-4 = = 30-(19+2) = = (3+5)×6
84-27+16= 93-(36-7) (26+28)÷9 36÷9×6= 4+27-16
=
=
71-(25-24)
=
=
34+8×2
88-16)÷8
= = = = = = = = (
= = =
= = =
9×8-21 3+4×6 8×4+6
= = 42÷7×6 = = 33-46+22 = = 38-26+23 =
= = 60-9×4 = = 63-28+26 = = 84-23+16 =
2×(2+5)
=
=
38+18-36 =
=
4+23-16
=
= =
= = =
72÷(3×3) (42-20)÷2 9×8+51
= = =
= 36+5×7 = = (75-18)×7 = = 81÷(1×9) = =
7÷(10-3) 9×6+4 82-26)÷7
56÷8×7
24÷4×8
4×8+51
= = = = = = = = = = ( = = = =
36+7×7 63÷(21-12) 56÷8×7
= = =
= = =
(35-28)×7 = = 55+7×7 = = (79-23)÷8 = = 24+12÷6
9×6+42 49÷(14-7) 7×6+42 35-63÷7 36÷4×8
81÷9×8
16÷4×8
5×8-39 = = = = = = = = = = = =
= = =
= = =
(23+49)÷8 48-18÷3 8×7-34
= = (52-45)×6 = = 7×5+18 = = (34+47)÷9 =
23+5×8 32÷4+25 56-2×6
2×6+37
72÷(24-16)
90-3×9
= = = =
= = = =
= = = =
= =
= = =
+18÷6 35-21÷7 8×8-39
= = =
= (33+49)-68 = = (39-30)×6 = = 7×5+18 = =
48-24÷3 23+6×8 12÷4+75
8×7-55
6×6+27
÷(24-16)
= = = = = =
= = = =
= = = =
(85-31)÷9 56-6×6 90-9×9
= = =
= = =
88-(46+2) = = (4+5)×6 = = 80-(19+42) = =
(68-23)÷9 81÷9×6= (21+15)÷9 +9×2
=
=
79-23)÷8
=
=
+8×2
=
=
= = ( = = = =
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