A mixed calculation problem of addition and subtraction within 20 in grade one of primary school
13-4= 13-5= 12-4= 10-4= 14-8=
17-9= 10-6= 10-5= 17-9= 12-7=
14-9= 14-8= 1 1-8= 1 1-2= 1 1-5=
10-7= 15-9= 16-8= 13-5= 1 1-6=
1 1-6= 15-6= 15-9= 2-3= 13-6=
16-7= 13-5= 16-8= 13-9= 10-9=
12-4= 15-7= 10-5= 15-9= 1 1-3=
12-7= 10-9= 10-4= 1 1-7= 13-9=
1 1-5= 10-7= 12-6= 1 1-3= 17-9=
10-8= 10-3= 10-3= 12-8= 15-8=
Add and subtract mixed calculation problems within 20 in grade one of grade two.
17- 10= 16- 1= 16-2= 16-3= 16-4= 1+ 1 1= 1+ 12= 1+ / kloc-0/3= 1+ 14= 1+ 15=
20- 10= 19- 1= 19-2= 19-3= 19-4=
18-5= 18-6= 18-7= 18-8= 18-9=
17-5= 17-6= 17-7= 17-8= 17-9=
6-2= 6-3= 6-4= 6-5= 6-6=
16- 10= 15- 1= 15-2= 15-3= 15-4=
2+7= 2+8= 2+9= 2+ 10= 2+ 1 1=
15- 10= 14- 1= 14-2= 14-3= 14-4=
1+ 16= 1+ 17= 1+ 18= 1+ 19= 2+0=
19-5= 19-6= 19-7= 19-8= 19-9=
2+ 12= 2+ 13= 2+ 14= 2+ 15= 2+ 16=
15-5= 15-6= 15-7= 15-8= 15-9=
18- 10= 17- 1= 17-2= 17-3= 17-4=
2+ 17= 2+ 18= 3+3= 3+4= 3+5=
19- 10= 18- 1= 18-2= 18-3= 18-4=
3+ 16= 3+ 17= 4+4= 4+5= 4+6=
13-5= 13-6= 13-7= 13-8= 13-9=
4+7= 4+8= 4+9= 4+ 10= 4+ 1 1=
13- 10= 12- 1= 12-2= 12-4= 12-5=
4+ 12= 4+ 13= 4+ 14= 4+ 15= 4+ 16=
Add and subtract mixed calculation problems within 20 in grade three and grade one of primary school.
( 1)9-3= (2)9-3= (3)8- 1= (4) 17-6= (5) 1 1-7= (6) 14+0= (7) 17-3= (8)9- 1= (9)6-5= ( 10)7+ 1 1=
( 1 1) 17-9= ( 12)6+ 12= ( 13)9-0= ( 14) 15+ 1= ( 15)8+7=
( 16)3-3= ( 17)6-4= ( 18)0+ 1= ( 19) 19-9= (20)7-4=
(2 1)0+ 14= (22) 1 1-2= (23) 13-2= (24) 1 1-7= (25)8+ 1=
(26)8+8= (27)7-0= (28) 1+ 1= (29)3-3= (30) 12-5=
(3 1)8+9= (32) 13-9= (33)9+ 10= (34) 17-3= (35) 15-8=
(36) 16-9= (37)5+8= (38) 13+6= (39)4-3= (40)3- 1=
(4 1) 1 1+6= (42) 1 1-0= (43)3+8= (44) 1 1+9= (45)8+ 12=
(46)9-7= (47)4+7= (48)7-3= (49) 13- 1= (50)9+4=
(5 1)9+ 1 1= (52) 1+7= (53)9- 1= (54) 10+8= (55) 1+0=
(56) 10- 1= (57) 15-8= (58)2+8= (59)7+7= (60)5+8=
(6 1) 1+ 15= (62)6+9= (63) 15-6= (64) 13-2= (65) 17-6=
(66)8+6= (67)2+8= (68) 10-5= (69)4-4= (70)9-7=
(7 1)0+ 16= (72)7+6= (73) 18-3= (74)5-3= (75)8+ 10=
(76)5+3= (77) 19-5= (78)9-0= (79) 1 1+7= (80)2-0=
(8 1) 1+0= (82) 13-8= (83)9+6= (84)0+0= (85)8+9=
(86)5+ 1= (87)6+ 1= (88)4-4= (89)8+2= (90)2+5=
(9 1)7- 1= (92) 15-8= (93)2+0= (94)2+6= (95)2+5=