Video solusi : 1. (115 + 34) +65 = 115 + (a + 65), nilai a = .... 2. 38 x(34 x40) = (38 x b)x 40, nilai b = ...

Pertanyaan lainnya untuk Sifat-sifat operasi bilangan cacah

146 + 682 = ....

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a. 5 + 9 = 9 + .... b. 250 + 10 = 10 + .... c. 75 + 40 ...

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1. 465 + 329 2. 473 + 185

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737 + 138 = ....

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1. 125 + ... = 425 + 125 2. (245 + 175) + 150 = ... + (1...

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a. 25 x (18 - 10) b. 16x (14- 8)

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123 x (456 + 211) = (123 x b) + (123 x 211). Nilai b adal...

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318 = ... + ... + .... 224 = ... + ... + .... _________...

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a. 15 x (20 - 5) b. 7 x (30 - 20)

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a. 30 x (25 - 7) b. 40 x (20 - 15)

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