1 暑假计算专题训练一——有理数(一) 1
(+71 )―(-72 )―73 (+6
1)―(-4
3)―(-2
1 (-32 )― (-143 )― (-132 )― (+1
(-332 )― (-2)43 ― (-132 )― (-1
75) -843 -597 +461 -392 -443 +61 +(-32 )―25 3
5+(-41 )-(-2
75)+21 (+4
3)-(-4)+(-2
3)-(+4) (-0
5)-(-341 )+6
75-521 4
(-9)×32 (-132 )×(-0
26) (-2)×31×(-0
31 ×(-5)+31 ×(-13) (-4)×(-10)×0
5×(-3) (-83 )×34 ×(-1
8) 2 暑假计算专题训练二——有理数(二) 1
25)×(-74 )×4×(-7) (-73 )×(-54 )×(-127 ) (-8)×4×(-21 )×(-0
4×(-96)×(-0
25)×481 (74 -181 +143 )×56 (65 ―43 ―97 )×36 3
(-36)×(94 +65 -127 ) (-43 )×(8-34 -0
4) (-66)×〔12221 -(-31 )+(-115 )〕 4
25×43 -(-25)×21 +25×41 (187 +43 -65 +97 )×72 31 ×(2143 -72 )×(-58 )×(-165 ) 5
18÷(-3) (-24)÷6 (-57)÷(-3) (-53 )÷52 (-42)÷(-6) 3 暑假计算专题训练三——有理数(三) 1
3÷(-76 )×(-97 ) 0÷[(-341 )×(-7)] -3÷(31 -41 ) (-2476 )÷(-6) 2
2÷(5-18)×1