Ufumbuzi - Kurudisha urefu
8,199,998,300
Maelezo kwa hatua
1. Andika tena nambari kutoka juu kwenda chini, zimepangwa kwa thamani zao za eneo
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
2. Toa nambari kwa kutumia njia ndefu ya kutoa
Toa nambari kwenye safu ya moja kutoka kwa namba juu:
0-0=0
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 0 |
Toa nambari kwenye safu ya kumi kutoka kwa namba juu:
0-0=0
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 0 | 0 |
Kwa sababu tarakimu ya juu (0) katika safu ya mia ni ndogo sana kupata tofauti chanya, kukopa 1 kutoka kwa idadi ya kushoto (200,000) ambayo inakuwa (199,999) na kupata (10).
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 0 | 0 |
Toa nambari kwenye safu ya mia kutoka kwa namba juu:
10-7=3
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 3 | 0 | 0 |
Toa nambari kwenye safu ya alfu kutoka kwa namba juu:
9-1=8
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 8 | 3 | 0 | 0 |
Andika 9 kwenye eneo la makumi ya maelfu.
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 9 | 8 | 3 | 0 | 0 |
Andika 9 kwenye eneo la mamia ya maelfu.
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 9 | 9 | 8 | 3 | 0 | 0 |
Andika 9 kwenye eneo la mamilioni.
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 9 | 9 | 9 | 8 | 3 | 0 | 0 |
Andika 9 kwenye eneo la makumi ya mamilioni.
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 9 | 9 | 9 | 9 | 8 | 3 | 0 | 0 |
Andika 1 kwenye eneo la mamia ya mamilioni.
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 1 | 9 | 9 | 9 | 9 | 8 | 3 | 0 | 0 |
Andika 8 kwenye eneo la bilioni.
| Thamani ya mahali | bilioni | mamia ya mamilioni | makumi ya mamilioni | mamilioni | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja |
| 1 | 9 | 9 | 9 | 9 | 9 | 10 | ||||
| 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| - | 1 | 7 | 0 | 0 | ||||||
| 8 | 1 | 9 | 9 | 9 | 9 | 8 | 3 | 0 | 0 |
Jibu ni: 8,199,998,300
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