2*2

Задача: 2 × 2 Solution (adapted for English, grade 10, with step-by-step explanations) 1) Understand the operation - The expression 2 × 2 means "two times two." In multiplication, we can think of it as adding 2 to itself 2 times. 2) Use repeated addition - 2 × 2 = 2 + 2 3) Perform the addition - 2 + 2 = 4 4) State the result - Therefore, 2 × 2 = 4. 5) Quick checks and alternative representations - Doubling check: Doubling 2 gives 4, which matches the result. - Array representation: Two rows by two columns (a 2×2 grid) also contains 4 units. - Property note: Multiplication is commutative, but here it’s the same either way: 2 × 2 = 2 × 2 = 4. Answer: 4