珠心算练习题
一、直加法练习
4,325 + 5,162 = 61,725 + 83.051 =
8,402 + 1,576 = 476.12 + 21.85 =
210.87 + 258.12 = 260.13 + 12.56 =
5.14 + 74.60 = 7,231 + 51,608 =
62,213 + 15,260 = 5,294 + 53,805 =
二、补五加练习
4,312 + 52,344 = 235.14 + 420.42 =
84,321 + 2,444 = 62,342 + 4,234 =
1,234 + 6,432 = 43,231 + 13,434 =
74,324 + 1,342 = 524.31 + 42.34 =
24,342 + 53,224 = 14.23 + 643.42 =
三、进十加练习.
6,798 + 5,463 = 456.80 + 755.30 =
78.96 + 343.25 = 429.88 + 893.37 =
7,459 + 83,953 = 89,873 + 33,449 =
89,673 + 32,548 = 62.78 + 759.43 =
2014年小学数学珠心算练习题：938.24 + 84.97 = 7,895 + 44,565 =
四、破五进十练习
6,757 + 7,667 = 568 + 14,686 =
67.56 + 386.76 = 7,576 + 6,768 =
3,275.86 + 69.67 = 3,576 + 74,968 =
58.96 + 96.78 = 26.87 + 98.69 =
57,768 + 12,686 = 7,685 + 36,769 =
珠算减法练习
一、直减法练习
4,498 - 2,132 = 67,849 - 51,726 =
6,398 - 5,266 = 97,649 - 82,615 =
83,697 - 62,135 = 768.94 - 561.82 =
82,976 - 61,955 = 98.74 - 63.51 =
67,958 - 61,352 = 79,468 - 57,106 =
二、破五减练习
6,857 - 2,413 = 758.66 - 424.48 =
5,768 - 1,324 = 7,586 - 3,142 =
8,756 - 4,312 = 55,863 - 12,432 =
865.76 - 441.32 = 86,755 - 42,312 =
65,875 - 42,431 = 458.67 - 14.23 =
三、退十减练习
82,613 - 69,724 = 253.56 - 154.78 =
110.29 - 33.47 = 325.65 - 146.87 =
61,512 - 47,953 = 752.34 - 289.45 =
925.41 - 638.59 = 624.13 - 395.84 =
73,221 - 49,387 = 84,321 - 75,498 =
四、退十补五减练习
143.42 - 87.96 = 744.21 - 398.76 =
344.32 - 89.76 = 612.34 - 467.79 =
52,314 - 26,867 = 824.31 - 379.86 =
542.43 - 396.87 = 614.23 - 269.78 =
84,132 - 49,687 = 53,424 - 46,968 =