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Find a hundred ways to add and subtract rational numbers in junior one mathematics.
45- 17)+(9-3)=28+6=34, (45- 17)+(9-6)=28+3=3 1, (45- 18)+(9-3)=27+6=33

(45- 18)+(9-6)=27+3=30, (45-27)+(9-3)= 18+6=24, (45-27)+(9-6)= 18+3=2 1

(45-28)+(9-3)= 17+6=23, (45-28)+(9-6)= 17+3=20, (46- 17)+(8-3)=29+5=34

(46- 17)+(8-5)=29+3=32, (46- 19)+(8-3)=27+5=32, (46- 19)+(8-5)=27+3=30

(46-27)+(8-3)= 19+5=24, (46-27)+(8-5)= 19+3=22, (46-29)+(8-3)= 17+5=22

(46-29)+(8-5)= 17+3=20, (54- 16)+(9-2)=38+7=45, (54- 16)+(9-7)=38+2=40

(54- 18)+(9-2)=36+7=43, (54- 18)+(9-7)=36+2=38, (54-36)+(9-2)= 18+7=25

(54-36)+(9-7)= 18+2=20, (54-38)+(9-2)= 16+7=23, (54-38)+(9-7)= 16+2= 18

(57- 18)+(6-2)=39+4=43, (57- 18)+(6-4)=39+2=4 1, (57- 19)+(6-2)=38+4=42

(57- 19)+(6-4)=38+2=40, (57-38)+(6-2)= 19+4=23, (57-38)+(6-4)= 19+2=2 1

(57-39)+(6-2)= 18+4=22, (57-39)+(6-4)= 18+2=20, (63- 15)+(9-2)=48+7=55

(63- 15)+(9-7)=48+2=50, (63- 18)+(9-2)=45+7=52, (63- 18)+(9-7)=45+2=47

(63-45)+(9-2)= 18+7=25, (63-45)+(9-7)= 18+2=20, (63-48)+(9-2)= 15+7=22

(63-48)+(9-7)= 15+2= 17, (64-25)+(8- 1)=39+7=46, (64-25)+(8-7)=39+ 1=40

(64-29)+(8- 1)=35+7=42, (64-29)+(8-7)=35+ 1=36, (64-35)+(8- 1)=29+7=36

(64-35)+(8-7)=29+ 1=30, (64-39)+(8- 1)=25+7=32, (64-39)+(8-7)=25+ 1=26

(67- 18)+(5-2)=49+3=52, (67- 18)+(5-3)=49+2=5 1, (67- 19)+(5-2)=48+3=5 1

(67- 19)+(5-3)=48+2=50, (67-28)+(5- 1)=39+4=43, (67-28)+(5-4)=39+ 1=40

(67-29)+(5- 1)=38+4=42, (67-29)+(5-4)=38+ 1=39, (67-38)+(5- 1)=29+4=33

(67-38)+(5-4)=29+ 1=30, (67-39)+(5- 1)=28+4=32, (67-39)+(5-4)=28+ 1=29

(67-48)+(5-2)= 19+3=22, (67-48)+(5-3)= 19+2=2 1, (67-49)+(5-2)= 18+3=2 1

(67-49)+(5-3)= 18+2=20, (72- 14)+(9-3)=58+6=64, (72- 14)+(9-6)=58+3=6 1

(72- 18)+(9-3)=54+6=60, (72- 18)+(9-6)=54+3=57, (72-54)+(9-3)= 18+6=24

(72-54)+(9-6)= 18+3=2 1, (72-58)+(9-3)= 14+6=20, (72-58)+(9-6)= 14+3= 17

(73- 14)+(8-2)=59+6=65, (73- 14)+(8-6)=59+2=6 1, (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=2 1

(73-59)+(8-2)= 14+6=20, (73-59)+(8-6)= 14+2= 16, (8 1-24)+(9-3)=57+6=63

(8 1-24)+(9-6)=57+3=60, (8 1-27)+(9-3)=54+6=60, (8 1-27)+(9-6)=54+3=57

(8 1-35)+(9-2)=46+7=53, (8 1-35)+(9-7)=46+2=48, (8 1-36)+(9-2)=45+7=52

(8 1-36)+(9-7)=45+2=47, (8 1-45)+(9-2)=36+7=43, (8 1-45)+(9-7)=36+2=38

(8 1-46)+(9-2)=35+7=42, (8 1-46)+(9-7)=35+2=37, (8 1-54)+(9-3)=27+6=33

(8 1-54)+(9-6)=27+3=30, (8 1-57)+(9-3)=24+6=30, (8 1-57)+(9-6)=24+3=27

(83- 14)+(7-2)=69+5=74, (83- 14)+(7-5)=69+2=7 1, (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=2 1, (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

(9 1-24)+(8-3)=67+5=72, (9 1-24)+(8-5)=67+3=70, (9 1-27)+(8-3)=64+5=69

(9 1-27)+(8-5)=64+3=67, (9 1-34)+(8-2)=57+6=63, (9 1-34)+(8-6)=57+2=59

(9 1-37)+(8-2)=54+6=60, (9 1-37)+(8-6)=54+2=56, (9 1-54)+(8-2)=37+6=43

(9 1-54)+(8-6)=37+2=39, (9 1-57)+(8-2)=34+6=40, (9 1-57)+(8-6)=34+2=36

(9 1-64)+(8-3)=27+5=32, (9 1-64)+(8-5)=27+3=30, (9 1-67)+(8-3)=24+5=29

(9 1-67)+(8-5)=24+3=27, (92-34)+(7- 1)=58+6=64, (92-34)+(7-6)=58+ 1=59

(92-38)+(7- 1)=54+6=60, (92-38)+(7-6)=54+ 1=55, (92-54)+(7- 1)=38+6=44

(92-54)+(7-6)=38+ 1=39, (92-58)+(7- 1)=34+6=40, (92-58)+(7-6)=34+ 1=35

(93- 15)+(6-2)=78+4=82, (93- 15)+(6-4)=78+2=80, (93- 18)+(6-2)=75+4=79

(93- 18)+(6-4)=75+2=77, (93-75)+(6-2)= 18+4=22, (93-75)+(6-4)= 18+2=20

(93-78)+(6-2)= 15+4= 19, (93-78)+(6-4)= 15+2= 17, (94- 16)+(5-2)=78+3=8 1

(94- 16)+(5-3)=78+2=80, (94- 18)+(5-2)=76+3=79, (94- 18)+(5-3)=76+2=78

(94-76)+(5-2)= 18+3=2 1, (94-76)+(5-3)= 18+2=20, (94-78)+(5-2)= 16+3= 19

(94-78)+(5-3)= 16+2= 18, (95-27)+(4- 1)=68+3=7 1, (95-27)+(4-3)=68+ 1=69

(95-28)+(4- 1)=67+3=70, (95-28)+(4-3)=67+ 1=68, (95-67)+(4- 1)=28+3=3 1