50以内连加连减混合练习题√

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50以内连加连减混合练习题√

2+6+ ( ) = 19 5+ ( ) -2=12 4+ ( ) +3= 17 10+

( ) -7= 13 9- ( ) -6= 1 10- ( ) -4= 2 7- ( ) +4= 8

8+ ( ) -6=11 10- ( ) +3= 8 3+ ( ) -8=2 8- ( )

+16=20 6+10- ( ) =9 19-4- ( ) = 10 10-8+ ( ) = 18 7+

( ) -4=11 5+ ( ) -3= 16 ( ) +3+7= 16 9+7- ( )

=11 7- ( ) +7=10 8+ ( ) +6= 17 ( ) -1+5= 12 7-4+

( ) = 15 8- ( ) +8= 9 9+9- ( ) =7 8+ ( ) -5= 13 6- ( ) +7= 9 16+2- ( ) =16 9+ ( ) -3=12 11- ( )

+7=10 4+ ( ) +4=19 8+6- ( ) = 7 8+ ( ) -6=13 9-

( ) +7=15 7+8- ( ) = 10 4+ ( ) +6= 18 8+ ( )

-8=6 11+7- ( ) =12 8- ( ) +8=15 29- ( ) -4=18 8+

( ) -4= 9 16- ( ) -1=12 9- ( ) +5=11 4- ( ) +9= 11 14-4+ ( ) = 14 6- ( ) +8= 10 8+ ( ) -10=6 ( )

+9-5=15 14+11-4= 27-0+6= 29-8+6= 9+ ( ) +4= 16

4+8+ ( ) =18 5+ ( ) -10=6 ( ) -1+12= 16 9+ ( ) -7=8 18- ( ) -5=8 ( ) +4-3=29 15+0-3= 29-8+6= 19-3+6= 6- ( ) +9= 13 5+9- ( ) = 7 ( ) +2+8=15 15-6- ( ) =6 12+2- ( ) = 7 11+5- ( ) =8 ( )

-3+9=18 3+5+2= ( ) -4-2=18 18+3-1= 8-8+ ( ) = 6 19-9+ ( ) =14 9-6+ ( ) = 13 17-10- ( )

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=3 6+ ( ) +7= 16 16-10+ ( ) =8 ( ) +6-8=29 12-10+2= ( ) +9-8=29 28-12-3= 24+9-6= 16-12- ( ) = 2 ( ) -1+3=12 13-12+7= 6+9+ ( ) =18 12-10+4= 14+4- ( ) =7 18-3-1= ( ) +8+5=28 17-13+4= 27-4+1= 7+ ( ) -8= 3 ( ) -14-1=15 11+5-6= 17-15+ ( ) = 9 14-4+3= 8+8- ( ) = 11 15-6+2= 12+5- ( ) =10 10-8+9= 21-2+3= 12- ( ) +4=8 ( )

-7-3=16 11-3+5= 16-6- ( ) =4 15-6-4= 14-5-

( ) =7 10-2+6= 18-9+ ( ) =15 13+5-9= 33-9+7=

14-4- ( ) = 6 ( ) -8-2=12 19+2+1= 6+6+ ( ) =15 16-10+4= ( ) +7+5=17 4+4+4= 5+ ( ) +5=16 4+0+6= 16-6-9= 8+3+ ( ) =17 19-6-9= 6+ ( )

+4=15 26-10+4= ( ) +5+7=16 18+2-1= 6+4- ( )

= 7 ( ) -2+5=28 ( ) -6+9=17 3+2+5= ( )

+6+5=18 25+4+5= ( ) +6+7=17 ( ) -1-8=10 18-3-

( ) = 9 29-6-9= 12- ( ) -5=2 ( ) -4+6= 27 ( )

-7+5=13 14-4+4= 5+4- ( ) =6 17+3+6= 13-7-

( ) =5 ( ) -6-9=16 8+3+ ( ) =15 39-6-9= 17-7-

( ) =7 ( ) -6-4=23 ( ) +9+7=33 5+9+5= ( )

+5+8= 16 23+4+7= 6+9+ ( ) = 19 ( ) +7-5= 13

9+2+ ( ) =16 28-8-2= ( ) +0+6= 10 ( ) -10+4=16 ( ) -4+6=14 12- ( ) -7= 2 16-6- ( ) =7 24-5- ( )

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=4 13-6- ( ) =4 24-5+5= 16- ( ) +4= 10 ( )

-9+1=15 12-8- ( ) =1 22-9-2= ( ) -7+7=15 12- ( )

+5=11 8+ ( ) +5=17 16- ( ) +3=15 16- ( ) +7=14

22+3-5= 18-3+10= 20- ( ) -3=10 7+8- ( ) =9 15+9-4= ( ) -2+7=10 16- ( ) +9=13 18-7- ( ) = 8

8+7- ( ) = 8 17- ( ) -3=8 24+9-2= 1+ ( ) +3=8

27-1-1= 4+ ( ) +4=12 20-9-4= ( ) -6-8=17 ( )

+5+4=13 6+4+ ( ) =15 20- ( ) -8= 8 19-10- ( ) =6 25-3-4= 10+6+ ( ) =19 ( ) -3-2= 20 9+ ( ) +7=18

23-6-6= ( ) -3-6=19 ( ) -4-1=21 18-9- ( ) =6 ( ) -3-3=13 15- ( ) -2=7 24+5+3= 20- ( ) -7= 4

29-4-8= 17- ( ) -10= 5 23+7+1= 2+ ( ) +6=15 ( )

-5-5=15 20- ( ) -3=14 ( ) +1+9=29 11-1- ( ) =7 26-4-5= 14- ( ) -2=7 26-3-2= ( ) +5+8=17 23-6-4= 17- ( ) -12=1 ( ) -2-9=14 18- ( ) -9=4 ( )

-2-5=16 6+10+ ( ) = 18 23-2-5= 20- ( ) -11=7 28+2+4= 15-8- ( ) =2 23-3-10= 9+9+ ( ) =30 11+ ( )

+6=37 4+ ( ) +5=15 ( ) +8+5= 34 4+ ( ) +7= 17

16+2+3= 20-7- ( ) =7 28-3-1= 20-8- ( ) =6 22-2-1= 17- ( ) -5=6 27-4-9= 3+ ( ) +4=17 24+4+6= 5+5+ ( ) =14 2+4+7= 11- ( ) -2=7

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