Ufumbuzi - Kurudisha urefu
669991.8
Maelezo kwa hatua
1. Andika tena nambari kutoka juu kwenda chini, zimepangwa kwa thamani zao za eneo
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 7 | 0 | 0 | 0 | 0 | |||
| - | 8 | . | 2 | |||||
| . |
Weka sifuri katika mahali pa idadi tupu:
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| . |
2. Toa nambari kwa kutumia njia ndefu ya kutoa
Kwa sababu tarakimu ya juu (0) katika safu ya kumi ni ndogo sana kupata tofauti chanya, kukopa 1 kutoka kwa idadi ya kushoto (70,000) ambayo inakuwa (69,999) na kupata (10).
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| . |
Toa nambari kwenye safu ya kumi kutoka kwa namba juu:
10-0-2=8
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| . | 8 |
Toa nambari kwenye safu ya moja kutoka kwa namba juu:
9-8=1
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| 1 | . | 8 |
Andika 9 kwenye eneo la kumi.
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| 9 | 1 | . | 8 |
Andika 9 kwenye eneo la mia.
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| 9 | 9 | 1 | . | 8 |
Andika 9 kwenye eneo la alfu.
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| 9 | 9 | 9 | 1 | . | 8 |
Andika 6 kwenye eneo la makumi ya maelfu.
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| 6 | 9 | 9 | 9 | 1 | . | 8 |
Andika 6 kwenye eneo la mamia ya maelfu.
| Thamani ya mahali | mamia ya maelfu | makumi ya maelfu | alfu | mia | kumi | moja | . | kumi |
| 6 | 9 | 9 | 9 | 10 | ||||
| 6 | 7 | 0 | 0 | 0 | 0 | . | 0 | |
| - | 8 | . | 2 | |||||
| 6 | 6 | 9 | 9 | 9 | 1 | . | 8 |
Jibu ni: 669991.8
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