Ufumbuzi - Kurudisha urefu
950.997
Maelezo kwa hatua
1. Andika tena nambari kutoka juu kwenda chini, zimepangwa kwa thamani zao za eneo
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | |||||
| . |
Weka sifuri katika mahali pa idadi tupu:
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | . | 0 | 0 | 0 | |
| . |
2. Toa nambari kwa kutumia njia ndefu ya kutoa
Toa nambari kwenye safu ya alfu kutoka kwa namba juu:
7-0=7
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | . | 0 | 0 | 0 | |
| . | 7 |
Toa nambari kwenye safu ya mia kutoka kwa namba juu:
9-0=9
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | . | 0 | 0 | 0 | |
| . | 9 | 7 |
Toa nambari kwenye safu ya kumi kutoka kwa namba juu:
9-0=9
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | . | 0 | 0 | 0 | |
| . | 9 | 9 | 7 |
Toa nambari kwenye safu ya moja kutoka kwa namba juu:
6-6=0
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | . | 0 | 0 | 0 | |
| 0 | . | 9 | 9 | 7 |
Toa nambari kwenye safu ya kumi kutoka kwa namba juu:
8-3=5
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | . | 0 | 0 | 0 | |
| 5 | 0 | . | 9 | 9 | 7 |
Andika 9 kwenye eneo la mia.
| Thamani ya mahali | mia | kumi | moja | . | kumi | mia | alfu |
| 9 | 8 | 6 | . | 9 | 9 | 7 | |
| - | 3 | 6 | . | 0 | 0 | 0 | |
| 9 | 5 | 0 | . | 9 | 9 | 7 |
Jibu ni: 950.997
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