1) 127 + 104 = 2) 235 + 171 = 3) 503 + 198 = 4) 645 + 393 = 5) 193 + 118 = 6) 875 + 230 = 7) 987 + 122 = 8) 762 + 429 = 9) 386 + 206 = 10) 414 + 378 =

Adding two 3-digit numbers

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