帮助掌握100以内两个数加减和4×9以内乘法口算,并熟练运用加、减和乘法运算
64-16= 67-63= 1×4= 34+11= 82+17= 1×4= 60-32= 4×6= 7+41= 66-42= 2×4= 95-5= 4×2= 37+55= 90-33= 3×3= 81-69= 29-4= 4×2= 90-42= 93-62= 1×6= 19+58= 23+69=
1+36= 4×1= 35-4= 94-78= 1×7= 70-29= 1×8= 30-19= 63-49= 4×5= 63-7= 85-80= 3×7= 85+8= 88-58= 1×2= 85-55= 12+52= 2×5= 83-63= 31-30= 79-10= 3×3= 71-57=
1×6= 81-21= 4×3= 2+13= 35-20= 2×7= 81-75= 1×3= 64-18= 76-13= 27-13= 3×2= 72-24= 30+29= 3×6= 41+19= 90-25= 2×9= 73-31= 97-40= 2×4= 89-50= 68-39= 48-15=
2
61+10= 4×1= 96-74= 80-25= 63-60= 64-25= 1×2= 4+1= 42+38= 4×6= 99-72= 100-48=1×7= 82-28= 1×2= 55-32= 51+22= 68-10= 79-10= 3×9= 91-75= 71-61= 3×7= 47-36=