Самостійна робота "Властивості множення натуральних чисел"

4 ⋅ 25 ⋅ 147 = 14700

25 ⋅ 4 ⋅ 147 = 1470

4 ⋅ 147 ⋅ 147 = 14700

х = 75

х = 1

х = 0

х = 0

х = 1

х = 102

(5 ⋅ 112) ⋅ 2 ⋅ 3 = 3360

(5 ⋅ 2) ⋅ 112 ⋅ 3 = 3360

(5 ⋅ 3) ⋅ 2 ⋅ 112 = 3360

(20 + 5) ⋅ 36 = 900

25 ⋅ (40 - 4) = 900

25 ⋅ (30 + 6) = 900

(20 + 2) ⋅ 75 = 1650

22 ⋅ (70 + 5) = 1650

22 ⋅ (80 - 5) = 1650

х = 6

х = 5

х = 10

х = 15