45-50道五年级递等试计算(附答案)
0。64×25×7。8 2。2 =0。16*4*25*7。8 2。2 =0。16*100*7。8 2。2 =16*7。8 2。2 =127 2÷2。5 2。5÷2 =4/5 5/4 =2。05 194-64。 8÷1。8×0。9 =194-36*0。9 =194-32。4 =161。6 36。72÷4。25×9。9 =8。64*9。9 =85。536 5180-705×6 =5180-4230 =950 24÷2。 4-2。5×0。 8 =10-2 =8 (4121 2389)÷7 =6510/7 =930 671×15-974 =10065-974 =9091 469×12 149...全部
0。64×25×7。8 2。2 =0。16*4*25*7。8 2。2 =0。16*100*7。8 2。2 =16*7。8 2。2 =127 2÷2。5 2。5÷2 =4/5 5/4 =2。05 194-64。
8÷1。8×0。9 =194-36*0。9 =194-32。4 =161。6 36。72÷4。25×9。9 =8。64*9。9 =85。536 5180-705×6 =5180-4230 =950 24÷2。
4-2。5×0。
8 =10-2 =8 (4121 2389)÷7 =6510/7 =930 671×15-974 =10065-974 =9091 469×12 1492 =5628 1492 =7120 405×(3213-3189) =405*24 =9720 (73-14) (8-2)=59 6=65, (73-14) (8-6)=59 2=61, (73-19) (8-2)=54 6=60 (73-19) (8-6)=54 2=56, (73-54) (8-2)=19 6=25, (73-54) (8-6)=19 2=21 (73-59) (8-2)=14 6=20, (73-59) (8-6)=14 2=16, (81-24) (9-3)=57 6=63 (81-24) (9-6)=57 3=60, (81-27) (9-3)=54 6=60, (81-27) (9-6)=54 3=57 (81-35) (9-2)=46 7=53, (81-35) (9-7)=46 2=48, (81-36) (9-2)=45 7=52 (81-36) (9-7)=45 2=47, (81-45) (9-2)=36 7=43, (81-45) (9-7)=36 2=38 (81-46) (9-2)=35 7=42, (81-46) (9-7)=35 2=37, (81-54) (9-3)=27 6=33 (81-54) (9-6)=27 3=30, (81-57) (9-3)=24 6=30, (81-57) (9-6)=24 3=27 (83-14) (7-2)=69 5=74, (83-14) (7-5)=69 2=71, (83-19) (7-2)=64 5=69 (83-19) (7-5)=64 2=66, (83-24) (7-1)=59 6=65, (83-24) (7-6)=59 1=60 (83-29) (7-1)=54 6=60, (83-29) (7-6)=54 1=55, (83-54) (7-1)=29 6=35 (83-54) (7-6)=29 1=30, (83-59) (7-1)=24 6=30, (83-59) (7-6)=24 1=25 (83-64) (7-2)=19 5=24, (83-64) (7-5)=19 2=21, (83-69) (7-2)=14 5=19 (83-69) (7-5)=14 2=16, (86-27) (4-1)=59 3=62, (86-27) (4-3)=59 1=60 (86-29) (4-1)=57 3=60, (86-29) (4-3)=57 1=58, (86-57) (4-1)=29 3=32 (86-57) (4-3)=29 1=30, (86-59) (4-1)=27 3=30, (86-59) (4-3)=27 1=28 (91-24) (8-3)=67 5=72, (91-24) (8-5)=67 3=70, (91-27) (8-3)=64 5=69 (91-27) (8-5)=64 3=67, (91-34) (8-2)=57 6=63, (91-34) (8-6)=57 2=59 (91-37) (8-2)=54 6=60, (91-37) (8-6)=54 2=56, (91-54) (8-2)=37 6=43 (91-54) (8-6)=37 2=39, (91-57) (8-2)=34 6=40, (91-57) (8-6)=34 2=36 (91-64) (8-3)=27 5=32, (91-64) (8-5)=27 3=30, (91-67) (8-3)=24 5=29。收起