Question

Yang baik tolong nomor 9,10,13 saja

Answer 1

1.) 29 + 45 × 3 - 72 : 2 = 29 + 135-36 = 174-36 = 138
2.) -32 + 45 : (-9) - 14 = -32 + (-5) - 14 = -32 + (-19) = -51
3.) 0.4 × 5/6 × 25% = 0.4 × 5/6 × 100/25 = 0.4 × 20/6 = 80/6 =13 2/6
4.) 1/5 , 0.3 , 2/4 , 15% , 0.25
7.) 29² - 14² = 841 - 196 = 645

(yg lain tulisannya nggk keliatan.. maaf...)