珠算练习题.doc

文档介绍：珠算加减练****题
1) 4,325 + 5,162+61,725 + +8,402 - 1,576+ - = 2) + + + - + +7,231 - 51,608 = 3)62,213 + 15,260+5,294- 53,805 +4,312 + 52,344- += 4)84,321 + 2,444+62,342 + 4,234 -1,234 + 6,432+43,231 - 13,434 = 5)74,324 - 1,342+ - +24,342 - 53,224+ + =
6) 6,798 + 5,463+ + - + + - =
7) 7,459 -83,953+89,873 + 33,449 +89,673 -32,548+ +=
8) + -7,895 + 44,565 -6,757 -7,667+568 + 14,686=
9) + -7,576 - 6,768-3, + +3,576 -74=
10) + -26,87 - 98,69+54,269-16,498 +57,768 +12,686+7,685 + 36,769+65,246 =
11) 4,498 - 2,132+67,849 - 51,726 +6,398 - 5,266+97,649 - 82,615= 12) 83,697 - 62,135+ - +82,976 - 61,955+ - = 13) 67,958 - 61,352+79,468 - 57,106 +6,857 - 2,413- + - 3,142 =
14) 5,768 - 1,324+7,586+8,756 - 4,312-55,863 +12,432 =
15) - -86,755 - 42,312 +65,875 - 42,431+ –= 16) 82,613 - 69,724+ - + - - - =
17) - + - + - + - =
18) 52,314 - 26,867- - - - + - +84,132 - 49,687+53,424 - 46,968 =
19)3