珠心算练习题200题

珠心算练习题珠心算练习题 一:
4以内直加直减练习
2-1+1=       4-2+1=      4-3+2-1+2=         1-1+3-2+3=         33-22=
1+2+1=      3-1+2=       2+1-1+2-3=         1+3-2+2-1=         11+22=
2-1+2=      4-3+2=       4-2+1-2+3=         1+3-2+1-1=         33-11=
4-2+2=      1+2-2=       4-1-2+1+2=         3-1+2-2+1=         44-33=[由www.smesun.com整理]
3+1-2=      2+2-3=       2-2+4-3+1=         3+1-2-1+2=         22+11=
3+1-1=      2-1+3=       1+3-2+1-2=         3+1-3+2-1=         11+33=
4-2-1=      4-3+1=       4-3+1-1+2=           1+2-2+3-1=         22-22=
4-3+2=      1+2-1=       1+3-3+1+2=         3+1-2-1+1=         11+11=
3-2+3=      3-1+1=       2-1+3-2+2=          2+1-2+1-1=         44-22=
珠心算练习题 二:
5的直加直减练习
3+5-3=         1+5-5=      4+5-1=          8-5+1=           33+11+55=
9-5-3=      7-5+1=         2+5-2=           5+3-1=            99-44-55=
3+5-2=      5+2-2=         9-5-2=           2+5-1=            11+55+22=
8-5+2=      7-5+2=         6-5+3=          4+5-3=           22+55-11=
5+1-1=      5-5+4=         5-5+2=          6-5+3=           77-55+22=