Datrys (45%text{of}240)text{of}10+29^2-52%text{of}1350=?

$$( 45 \% \text { of } 240 ) \text { of } 10 + 29 ^ { 2 } - 52 \% \text { of } 1350 = ?$$

Enrhifo

$$1219$$

Camau Ateb

Lleihau'r ffracsiwn \frac{45}{100} i'r graddau lleiaf posib drwy dynnu a chanslo allan 5.

$$\frac{9}{20}\times 240\times 10+29^{2}-\frac{52}{100}\times 1350$$

Mynegwch \frac{9}{20}\times 240 fel ffracsiwn unigol.

$$\frac{9\times 240}{20}\times 10+29^{2}-\frac{52}{100}\times 1350$$

Lluosi 9 a 240 i gael 2160.

$$\frac{2160}{20}\times 10+29^{2}-\frac{52}{100}\times 1350$$

Rhannu 2160 â 20 i gael 108.

$$108\times 10+29^{2}-\frac{52}{100}\times 1350$$

Lluosi 108 a 10 i gael 1080.

$$1080+29^{2}-\frac{52}{100}\times 1350$$

Cyfrifo 29 i bŵer 2 a chael 841.

$$1080+841-\frac{52}{100}\times 1350$$

Adio 1080 a 841 i gael 1921.

$$1921-\frac{52}{100}\times 1350$$

Lleihau'r ffracsiwn \frac{52}{100} i'r graddau lleiaf posib drwy dynnu a chanslo allan 4.

$$1921-\frac{13}{25}\times 1350$$

Mynegwch \frac{13}{25}\times 1350 fel ffracsiwn unigol.

$$1921-\frac{13\times 1350}{25}$$

Lluosi 13 a 1350 i gael 17550.

$$1921-\frac{17550}{25}$$

Rhannu 17550 â 25 i gael 702.

$$1921-702$$

Tynnu 702 o 1921 i gael 1219.

$$1219$$

Ffactor

$$23\times 53$$