ដោះស្រាយ 0.001+0.002+0.003+0.004+0.005+0.005+0.007+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29

$$0.001+0.002+0.003+0.004+0.005+0.005+0.007+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

វាយតម្លៃ

$$439.544$$

ជំហានចម្លើយ

បូក 0.001 និង 0.002 ដើម្បីបាន 0.003។

$$0.003+0.003+0.004+0.005+0.005+0.007+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.003 និង 0.003 ដើម្បីបាន 0.006។

$$0.006+0.004+0.005+0.005+0.007+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.006 និង 0.004 ដើម្បីបាន 0.01។

$$0.01+0.005+0.005+0.007+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.01 និង 0.005 ដើម្បីបាន 0.015។

$$0.015+0.005+0.007+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.015 និង 0.005 ដើម្បីបាន 0.02។

$$0.02+0.007+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.02 និង 0.007 ដើម្បីបាន 0.027។

$$0.027+0.008+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.027 និង 0.008 ដើម្បីបាន 0.035។

$$0.035+0.009+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.035 និង 0.009 ដើម្បីបាន 0.044។

$$0.044+0.1+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.044 និង 0.1 ដើម្បីបាន 0.144។

$$0.144+0.2+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.144 និង 0.2 ដើម្បីបាន 0.344។

$$0.344+0.3+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.344 និង 0.3 ដើម្បីបាន 0.644។

$$0.644+0.4+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 0.644 និង 0.4 ដើម្បីបាន 1.044។

$$1.044+0.5+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 1.044 និង 0.5 ដើម្បីបាន 1.544។

$$1.544+0.6+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 1.544 និង 0.6 ដើម្បីបាន 2.144។

$$2.144+0.7+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 2.144 និង 0.7 ដើម្បីបាន 2.844។

$$2.844+0.8+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 2.844 និង 0.8 ដើម្បីបាន 3.644។

$$3.644+0.9+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 3.644 និង 0.9 ដើម្បីបាន 4.544។

$$4.544+1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 4.544 និង 1 ដើម្បីបាន 5.544។

$$5.544+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 5.544 និង 2 ដើម្បីបាន 7.544។

$$7.544+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 7.544 និង 3 ដើម្បីបាន 10.544។

$$10.544+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 10.544 និង 4 ដើម្បីបាន 14.544។

$$14.544+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 14.544 និង 5 ដើម្បីបាន 19.544។

$$19.544+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 19.544 និង 6 ដើម្បីបាន 25.544។

$$25.544+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 25.544 និង 7 ដើម្បីបាន 32.544។

$$32.544+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 32.544 និង 8 ដើម្បីបាន 40.544។

$$40.544+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 40.544 និង 9 ដើម្បីបាន 49.544។

$$49.544+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 49.544 និង 10 ដើម្បីបាន 59.544។

$$59.544+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 59.544 និង 11 ដើម្បីបាន 70.544។

$$70.544+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 70.544 និង 12 ដើម្បីបាន 82.544។

$$82.544+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 82.544 និង 13 ដើម្បីបាន 95.544។

$$95.544+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 95.544 និង 14 ដើម្បីបាន 109.544។

$$109.544+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 109.544 និង 15 ដើម្បីបាន 124.544។

$$124.544+16+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 124.544 និង 16 ដើម្បីបាន 140.544។

$$140.544+17+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 140.544 និង 17 ដើម្បីបាន 157.544។

$$157.544+18+19+20+21+22+23+24+25+26+27+28+29$$

បូក 157.544 និង 18 ដើម្បីបាន 175.544។

$$175.544+19+20+21+22+23+24+25+26+27+28+29$$

បូក 175.544 និង 19 ដើម្បីបាន 194.544។

$$194.544+20+21+22+23+24+25+26+27+28+29$$

បូក 194.544 និង 20 ដើម្បីបាន 214.544។

$$214.544+21+22+23+24+25+26+27+28+29$$

បូក 214.544 និង 21 ដើម្បីបាន 235.544។

$$235.544+22+23+24+25+26+27+28+29$$

បូក 235.544 និង 22 ដើម្បីបាន 257.544។

$$257.544+23+24+25+26+27+28+29$$

បូក 257.544 និង 23 ដើម្បីបាន 280.544។

$$280.544+24+25+26+27+28+29$$

បូក 280.544 និង 24 ដើម្បីបាន 304.544។

$$304.544+25+26+27+28+29$$

បូក 304.544 និង 25 ដើម្បីបាន 329.544។

$$329.544+26+27+28+29$$

បូក 329.544 និង 26 ដើម្បីបាន 355.544។

$$355.544+27+28+29$$

បូក 355.544 និង 27 ដើម្បីបាន 382.544។

$$382.544+28+29$$

បូក 382.544 និង 28 ដើម្បីបាន 410.544។

$$410.544+29$$

បូក 410.544 និង 29 ដើម្បីបាន 439.544។

$$439.544$$

ដាក់ជាកត្តា

$$\frac{7 \cdot 47 \cdot 167}{5 ^ {3}} = 439\frac{68}{125} = 439.544$$