• 121 + 144 – 169 + 196 – 225 = ?
• 256 + 289 – 324 + 361 – 400 = ?
nt : pake cara
Goodluck
Quiz
Jawaban :
• 517
• 182
Penyelesaian :
• 121 + 144 – 169 + 196 – 225
= 265 – 169 + 196 – 225
= 96 + 196 – 225
= 292 – 225
= 67 ✓
• 256 + 289 – 324 + 361 – 400
= 545 – 324 + 361 – 400
= 221 + 361 – 400
= 582 – 400
= 182 ✓