Ufumbuzi - Kurudisha urefu
62.052
Maelezo kwa hatua
1. Andika tena nambari kutoka juu kwenda chini, zimepangwa kwa thamani zao za eneo
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 7 | 0 | |||||
| - | 7 | . | 9 | 4 | 8 | |
| . |
Weka sifuri katika mahali pa idadi tupu:
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 7 | 0 | . | 0 | 0 | 0 | |
| - | 7 | . | 9 | 4 | 8 | |
| . |
2. Toa nambari kwa kutumia njia ndefu ya kutoa
Kwa sababu tarakimu ya juu (0) katika safu ya alfu ni ndogo sana kupata tofauti chanya, kukopa 1 kutoka kwa idadi ya kushoto (70.00) ambayo inakuwa (69.99) na kupata (10).
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 6 | 9 | 9 | 9 | 10 | ||
| 7 | 0 | . | 0 | 0 | 0 | |
| - | 7 | . | 9 | 4 | 8 | |
| . |
Toa nambari kwenye safu ya alfu kutoka kwa namba juu:
10-0-8=2
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 6 | 9 | 9 | 9 | 10 | ||
| 7 | 0 | . | 0 | 0 | 0 | |
| - | 7 | . | 9 | 4 | 8 | |
| . | 2 |
Toa nambari kwenye safu ya mia kutoka kwa namba juu:
9-4=5
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 6 | 9 | 9 | 9 | 10 | ||
| 7 | 0 | . | 0 | 0 | 0 | |
| - | 7 | . | 9 | 4 | 8 | |
| . | 5 | 2 |
Toa nambari kwenye safu ya kumi kutoka kwa namba juu:
9-9=0
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 6 | 9 | 9 | 9 | 10 | ||
| 7 | 0 | . | 0 | 0 | 0 | |
| - | 7 | . | 9 | 4 | 8 | |
| . | 0 | 5 | 2 |
Toa nambari kwenye safu ya moja kutoka kwa namba juu:
9-7=2
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 6 | 9 | 9 | 9 | 10 | ||
| 7 | 0 | . | 0 | 0 | 0 | |
| - | 7 | . | 9 | 4 | 8 | |
| 2 | . | 0 | 5 | 2 |
Andika 6 kwenye eneo la kumi.
| Thamani ya mahali | kumi | moja | . | kumi | mia | alfu |
| 6 | 9 | 9 | 9 | 10 | ||
| 7 | 0 | . | 0 | 0 | 0 | |
| - | 7 | . | 9 | 4 | 8 | |
| 6 | 2 | . | 0 | 5 | 2 |
Jibu ni: 62.052
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