Soroban worksheet: 7th Dan (with answer key)
A printable sample soroban (abacus) worksheet for 7th Dan (Addition, Multiplication, Division, Mental math). Format: 6–8-digit, 15 terms (105 digits in total). Print the sheet below as it is — the answer key is included.
7th Dan format
| Type | Format |
|---|---|
| 🧮 Addition | 6–8-digit, 15 terms (105 digits in total) |
| ✖️ Multiplication | 7-digit × 5-digit / 5-digit × 7-digit · includes decimals and ¥ problems (rounding) |
| ➗ Division | 11-digit ÷ 5-digit · includes decimals and ¥ problems (rounding) |
| 💭 Mental math | 6-digit, 13 terms |
A4 / Letter. Only the sheets are printed.
| 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|
280,777 4,608,939 − 2,524,973 3,309,244 42,067,355 6,080,711 − 6,792,335 − 22,989,947 − 10,183,558 4,079,992 3,343,185 − 825,823 4,077,407 − 4,577,749 211,532 | 1,956,888 10,887,532 − 303,240 − 8,883,318 97,291,624 32,333,254 115,545 508,604 − 77,346,068 6,902,841 − 5,658,965 737,793 90,191,088 − 527,809 4,762,228 | 10,989,299 678,352 331,855 54,142,628 − 490,399 − 17,599,975 293,291 6,018,756 − 29,888,590 7,946,218 − 1,751,177 923,594 − 5,042,666 85,397,080 8,995,349 | 6,788,491 9,816,658 5,569,974 878,108 2,762,385 611,267 − 18,954,348 − 1,923,435 26,383,983 − 701,258 − 19,721,348 318,727 89,635,561 − 4,763,932 8,927,713 | 9,961,470 356,659 56,959,844 56,028,731 8,880,839 − 9,883,102 1,073,651 − 37,666,704 588,803 384,601 − 9,904,361 − 58,249,868 − 3,208,267 321,043 6,942,610 |
| 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|
83,352,219 925,587 − 49,288,612 − 252,149 8,122,120 − 5,521,079 9,923,993 − 4,422,495 4,031,070 − 25,720,196 873,460 4,901,152 − 1,642,823 2,499,573 3,866,491 | 913,223 161,798 37,814,771 − 888,300 − 30,864,524 969,334 39,597,936 951,944 − 762,215 5,479,485 672,763 65,139,981 − 89,278,574 − 24,867,750 69,691,922 | 54,189,638 5,779,759 − 5,522,302 97,978,352 557,128 − 181,803 99,649,292 − 8,892,253 557,135 1,069,505 − 7,011,414 73,844,576 − 2,468,324 815,039 1,260,701 | 795,721 645,976 2,177,567 63,137,362 − 28,836,862 7,214,555 638,541 − 1,338,192 − 8,560,028 6,580,855 1,845,962 2,315,489 5,941,547 − 7,591,064 − 38,854,002 | 499,047 38,762,656 − 761,518 1,456,597 − 6,749,090 − 17,187,552 − 11,274,448 − 756,068 603,523 1,452,200 5,818,392 8,710,451 21,707,705 − 4,015,474 6,463,345 |
| 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|
136,369 218,932 518,028 − 840,836 536,358 − 193,835 290,611 579,955 346,047 888,795 400,780 335,885 − 267,599 | 970,031 522,672 869,495 − 140,557 − 828,486 − 368,368 140,288 − 378,255 307,606 744,039 − 284,894 268,627 811,811 | 212,957 927,254 611,184 783,368 − 872,716 − 119,169 − 229,514 162,186 768,018 − 343,272 679,434 − 539,058 311,304 | 605,010 120,427 − 336,154 611,698 798,660 906,180 956,322 779,292 494,647 − 906,533 160,355 − 991,069 − 736,210 | 890,154 516,696 526,657 521,498 809,306 − 431,756 991,655 − 665,577 892,631 974,089 − 129,107 − 183,542 − 451,488 |
| 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|
827,886 307,062 − 209,363 − 137,216 698,026 − 750,002 − 184,877 496,974 678,266 214,290 523,998 502,285 674,999 | 899,297 955,689 176,291 767,345 265,054 495,550 − 327,403 − 208,055 274,013 730,712 − 259,203 − 475,182 965,431 | 212,371 722,804 960,416 881,181 − 236,838 789,073 313,161 − 675,996 − 739,578 − 551,618 − 315,078 175,405 168,089 | 965,496 276,721 − 391,043 − 313,346 − 463,140 264,711 197,055 − 489,675 536,331 784,788 − 736,897 994,314 874,197 | 208,061 901,086 112,456 793,772 345,861 − 954,612 771,902 − 511,324 514,347 − 684,679 − 416,998 299,283 − 973,599 |
What 7th Dan builds
The 7th Dan format is this app's guide. Multiplication and division include decimal and ¥ problems (rounding).
* The format (digits, terms, total digits) is this app's own guide, based on publicly available abacus exam examples. Every number was generated by this app; nothing is copied from any exam. This app is not affiliated with any abacus exam organisation. “Kyu” and “Dan” are the Japanese level names (20th Kyu is the first step; Dan is above 1st Kyu).
Other levels
FAQ
Can anyone print this worksheet?
Yes. The sample sheet and answer key print as they are, with no sign-up. Press “Print” and only the sheets come out (A4 / Letter).
How do I get new problems?
The app's “🖨 Make a worksheet” builds 7th Dan sheets in the same format with new numbers every time. Levels 20–16 need no sign-up and stay free.
What do Kyu and Dan mean?
They are the Japanese soroban levels. Children start at 20th Kyu and move up to 1st Kyu, then 1st Dan to 10th Dan. 20th–16th Kyu are this app's own beginner levels. See what each level means.
Where is the answer key?
Below the worksheet. When printed, it comes out as the last page.
The app's “🖨 Make a worksheet” builds sheets in the same format with new numbers every time (answer key included). Solve on screen and it is marked automatically; when an answer is wrong, it shows the bead move that most likely caused it, worked out from the answer.
Levels 20–16 need no sign-up and stay free. Want to play first? Try the Flash Anzan Adventure (no sign-up).
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